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2222001212000 = 25531015500003
BaseRepresentation
bin100000010101011001100…
…101111100101001100000
321212102101002021220111012
4200111121211330221200
5242401124302241000
64420435005240052
7316351155446213
oct40253145745140
97772332256435
102222001212000
11787388836219
122ba77b863028
131316c2a3b08b
147978c94977a
153cbecc1e735
hex2055997ca60

2222001212000 has 96 divisors (see below), whose sum is σ = 5513512009824. Its totient is φ = 880000320000.

The previous prime is 2222001211987. The next prime is 2222001212023. The reversal of 2222001212000 is 2121002222.

It is a super-2 number, since 2×22220012120002 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2346002 + ... + 3154001.

It is an arithmetic number, because the mean of its divisors is an integer number (57432416769).

Almost surely, 22222001212000 is an apocalyptic number.

2222001212000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2222001212000 is an abundant number, since it is smaller than the sum of its proper divisors (3291510797824).

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

2222001212000 is a wasteful number, since it uses less digits than its factorization.

2222001212000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5500129 (or 5500111 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2222001212000 its reverse (2121002222), we get a palindrome (2224122214222).

The spelling of 2222001212000 in words is "two trillion, two hundred twenty-two billion, one million, two hundred twelve thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 101 125 160 200 202 250 400 404 500 505 800 808 1000 1010 1616 2000 2020 2525 3232 4000 4040 5050 8080 10100 12625 16160 20200 25250 40400 50500 80800 101000 202000 404000 5500003 11000006 22000012 27500015 44000024 55000030 88000048 110000060 137500075 176000096 220000120 275000150 440000240 550000300 555500303 687500375 880000480 1100000600 1111000606 1375000750 2200001200 2222001212 2750001500 2777501515 4400002400 4444002424 5500003000 5555003030 8888004848 11000006000 11110006060 13887507575 17776009696 22000012000 22220012120 27775015150 44440024240 55550030300 69437537875 88880048480 111100060600 138875075750 222200121200 277750151500 444400242400 555500303000 1111000606000 2222001212000