113211204321 has 16 divisors (see below), whose sum is σ = 151329240000. Its totient is φ = 75283819968.

The previous prime is 113211204311. The next prime is 113211204347. The reversal of 113211204321 is 123402112311.

It is not a de Polignac number, because 113211204321 - 2⁶ = 113211204257 is a prime.

It is a super-2 number, since 2×113211204321² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (113211204311) 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, 2846430 + ... + 2885928.

It is an arithmetic number, because the mean of its divisors is an integer number (9458077500).

Almost surely, 2^113211204321 is an apocalyptic number.

It is an amenable number.

113211204321 is a deficient number, since it is larger than the sum of its proper divisors (38118035679).

113211204321 is a wasteful number, since it uses less digits than its factorization.

113211204321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41888.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 113211204321 its reverse (123402112311), we get a palindrome (236613316632).

The spelling of 113211204321 in words is "one hundred thirteen billion, two hundred eleven million, two hundred four thousand, three hundred twenty-one".