113210122320 has 120 divisors (see below), whose sum is σ = 402561919656. Its totient is φ = 28413517824.

The previous prime is 113210122301. The next prime is 113210122321. The reversal of 113210122320 is 23221012311.

113210122320 is a `hidden beast` number, since 1 + 1 + 321 + 0 + 1 + 22 + 320 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 56465165376 + 56744956944 = 237624^2 + 238212^2 .

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 113210122293 and 113210122302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113210122321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4612357 + ... + 4636836.

Almost surely, 2^113210122320 is an apocalyptic number.

113210122320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113210122320 is an abundant number, since it is smaller than the sum of its proper divisors (289351797336).

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

113210122320 is a wasteful number, since it uses less digits than its factorization.

113210122320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9249229 (or 9249220 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 113210122320 its reverse (23221012311), we get a palindrome (136431134631).

The spelling of 113210122320 in words is "one hundred thirteen billion, two hundred ten million, one hundred twenty-two thousand, three hundred twenty".