113143430331 has 12 divisors (see below), whose sum is σ = 163716628920. Its totient is φ = 75296386080.

The previous prime is 113143430303. The next prime is 113143430339. The reversal of 113143430331 is 133034341311.

113143430331 is a `hidden beast` number, since 1 + 1 + 314 + 343 + 0 + 3 + 3 + 1 = 666.

It is not a de Polignac number, because 113143430331 - 2¹⁹ = 113142906043 is a prime.

It is a super-2 number, since 2×113143430331² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 113143430295 and 113143430304.

It is not an unprimeable number, because it can be changed into a prime (113143430339) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11041885 + ... + 11052126.

It is an arithmetic number, because the mean of its divisors is an integer number (13643052410).

Almost surely, 2^113143430331 is an apocalyptic number.

113143430331 is a deficient number, since it is larger than the sum of its proper divisors (50573198589).

113143430331 is a wasteful number, since it uses less digits than its factorization.

113143430331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22094586 (or 22094583 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 113143430331 its reverse (133034341311), we get a palindrome (246177771642).

The spelling of 113143430331 in words is "one hundred thirteen billion, one hundred forty-three million, four hundred thirty thousand, three hundred thirty-one".