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2212012000 = 25531150273
BaseRepresentation
bin1000001111011000…
…1001111111100000
312201011021212000101
42003312021333200
514012233341000
61003255032144
7105546535402
oct20366117740
95634255011
102212012000
11a356943a0
1251896b654
13293378c53
1416dac6b72
15ce2e0e6a
hex83d89fe0

2212012000 has 96 divisors (see below), whose sum is σ = 5929114464. Its totient is φ = 804352000.

The previous prime is 2212011983. The next prime is 2212012007. The reversal of 2212012000 is 2102122.

2212012000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212012007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18864 + ... + 69136.

It is an arithmetic number, because the mean of its divisors is an integer number (61761609).

Almost surely, 22212012000 is an apocalyptic number.

2212012000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2212012000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2964557232).

2212012000 is an abundant number, since it is smaller than the sum of its proper divisors (3717102464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2212012000 is a wasteful number, since it uses less digits than its factorization.

2212012000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50309 (or 50291 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 2212012000 is about 47032.0316380230. The cubic root of 2212012000 is about 1302.9542282260.

Adding to 2212012000 its reverse (2102122), we get a palindrome (2214114122).

The spelling of 2212012000 in words is "two billion, two hundred twelve million, twelve thousand".

Divisors: 1 2 4 5 8 10 11 16 20 22 25 32 40 44 50 55 80 88 100 110 125 160 176 200 220 250 275 352 400 440 500 550 800 880 1000 1100 1375 1760 2000 2200 2750 4000 4400 5500 8800 11000 22000 44000 50273 100546 201092 251365 402184 502730 553003 804368 1005460 1106006 1256825 1608736 2010920 2212012 2513650 2765015 4021840 4424024 5027300 5530030 6284125 8043680 8848048 10054600 11060060 12568250 13825075 17696096 20109200 22120120 25136500 27650150 40218400 44240240 50273000 55300300 69125375 88480480 100546000 110600600 138250750 201092000 221201200 276501500 442402400 553003000 1106006000 2212012000