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2220133020 = 22357171392237
BaseRepresentation
bin1000010001010100…
…1000101010011100
312201201120102221220
42010111020222130
514021323224040
61004145053340
7106005551010
oct20425105234
95651512856
102220133020
11a3a230886
1251b627250
13294c604a1
14170bdc540
15ced972d0
hex84548a9c

2220133020 has 192 divisors, whose sum is σ = 7579837440. Its totient is φ = 473960448.

The previous prime is 2220132997. The next prime is 2220133051. The reversal of 2220133020 is 203310222.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 991342 + ... + 993578.

It is an arithmetic number, because the mean of its divisors is an integer number (39478320).

Almost surely, 22220133020 is an apocalyptic number.

2220133020 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 2220133020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3789918720).

2220133020 is an abundant number, since it is smaller than the sum of its proper divisors (5359704420).

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

2220133020 is a wasteful number, since it uses less digits than its factorization.

2220133020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2412 (or 2410 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 2220133020 is about 47118.2875325494. The cubic root of 2220133020 is about 1304.5468046578.

Adding to 2220133020 its reverse (203310222), we get a palindrome (2423443242).

The spelling of 2220133020 in words is "two billion, two hundred twenty million, one hundred thirty-three thousand, twenty".