103221500256 has 96 divisors (see below), whose sum is σ = 344071687680. Its totient is φ = 29491855488.

The previous prime is 103221500191. The next prime is 103221500299. The reversal of 103221500256 is 652005122301.

It is a happy number.

103221500256 is a `hidden beast` number, since 103 + 2 + 2 + 1 + 500 + 2 + 56 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 8527476 + ... + 8539571.

It is an arithmetic number, because the mean of its divisors is an integer number (3584080080).

Almost surely, 2^103221500256 is an apocalyptic number.

103221500256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

103221500256 is an abundant number, since it is smaller than the sum of its proper divisors (240850187424).

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

103221500256 is a wasteful number, since it uses less digits than its factorization.

103221500256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17067073 (or 17067059 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 103221500256 its reverse (652005122301), we get a palindrome (755226622557).

The spelling of 103221500256 in words is "one hundred three billion, two hundred twenty-one million, five hundred thousand, two hundred fifty-six".