431331013113 has 96 divisors (see below), whose sum is σ = 807205472640. Its totient is φ = 201241635840.

The previous prime is 431331013097. The next prime is 431331013193. The reversal of 431331013113 is 311310133134.

It is not a de Polignac number, because 431331013113 - 2⁴ = 431331013097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (431331013193) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 500493 + ... + 1055061.

It is an arithmetic number, because the mean of its divisors is an integer number (8408390340).

Almost surely, 2^431331013113 is an apocalyptic number.

It is an amenable number.

431331013113 is a deficient number, since it is larger than the sum of its proper divisors (375874459527).

431331013113 is a wasteful number, since it uses less digits than its factorization.

431331013113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554647 (or 554640 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 431331013113 its reverse (311310133134), we get a palindrome (742641146247).

The spelling of 431331013113 in words is "four hundred thirty-one billion, three hundred thirty-one million, thirteen thousand, one hundred thirteen".