113431314020 has 24 divisors (see below), whose sum is σ = 238261842168. Its totient is φ = 45361843200.

The previous prime is 113431313981. The next prime is 113431314037. The reversal of 113431314020 is 20413134311.

It can be written as a sum of positive squares in 4 ways, for example, as 49373728804 + 64057585216 = 222202^2 + 253096^2 .

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, 580301 + ... + 750740.

It is an arithmetic number, because the mean of its divisors is an integer number (9927576757).

Almost surely, 2^113431314020 is an apocalyptic number.

113431314020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113431314020 is an abundant number, since it is smaller than the sum of its proper divisors (124830528148).

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

113431314020 is a wasteful number, since it uses less digits than its factorization.

113431314020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1335311 (or 1335309 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 113431314020 its reverse (20413134311), we get a palindrome (133844448331).

The spelling of 113431314020 in words is "one hundred thirteen billion, four hundred thirty-one million, three hundred fourteen thousand, twenty".