113420031042 has 32 divisors (see below), whose sum is σ = 238893926400. Its totient is φ = 35799614928.

The previous prime is 113420031029. The next prime is 113420031047. The reversal of 113420031042 is 240130024311.

It is not an unprimeable number, because it can be changed into a prime (113420031047) 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, 442 + ... + 476277.

It is an arithmetic number, because the mean of its divisors is an integer number (7465435200).

Almost surely, 2^113420031042 is an apocalyptic number.

113420031042 is an abundant number, since it is smaller than the sum of its proper divisors (125473895358).

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

113420031042 is a wasteful number, since it uses less digits than its factorization.

113420031042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478830.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 113420031042 its reverse (240130024311), we get a palindrome (353550055353).

The spelling of 113420031042 in words is "one hundred thirteen billion, four hundred twenty million, thirty-one thousand, forty-two".