113021331132 has 24 divisors (see below), whose sum is σ = 279229171536. Its totient is φ = 35457672448.

The previous prime is 113021331097. The next prime is 113021331257. The reversal of 113021331132 is 231133120311.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 113021331099 and 113021331108.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 277012863 + ... + 277013270.

It is an arithmetic number, because the mean of its divisors is an integer number (11634548814).

Almost surely, 2^113021331132 is an apocalyptic number.

113021331132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113021331132 is an abundant number, since it is smaller than the sum of its proper divisors (166207840404).

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

113021331132 is a wasteful number, since it uses less digits than its factorization.

113021331132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554026157 (or 554026155 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 113021331132 its reverse (231133120311), we get a palindrome (344154451443).

It can be divided in two parts, 113021 and 331132, that added together give a triangular number (444153 = T₉₄₂).

The spelling of 113021331132 in words is "one hundred thirteen billion, twenty-one million, three hundred thirty-one thousand, one hundred thirty-two".