113320100311220 has 48 divisors (see below), whose sum is σ = 260492075601408. Its totient is φ = 41066669900160.

The previous prime is 113320100311189. The next prime is 113320100311261. The reversal of 113320100311220 is 22113001023311.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 113320100311192 and 113320100311201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 878931044 + ... + 879059963.

It is an arithmetic number, because the mean of its divisors is an integer number (5426918241696).

Almost surely, 2^{113320100311220} is an apocalyptic number.

113320100311220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113320100311220 is an abundant number, since it is smaller than the sum of its proper divisors (147171975290188).

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

113320100311220 is a wasteful number, since it uses less digits than its factorization.

113320100311220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1757991320 (or 1757991318 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 113320100311220 its reverse (22113001023311), we get a palindrome (135433101334531).

The spelling of 113320100311220 in words is "one hundred thirteen trillion, three hundred twenty billion, one hundred million, three hundred eleven thousand, two hundred twenty".