2113431113039 has 2 divisors, whose sum is σ = 2113431113040. Its totient is φ = 2113431113038.

The previous prime is 2113431113023. The next prime is 2113431113041. The reversal of 2113431113039 is 9303111343112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2113431113039 - 2⁴ = 2113431113023 is a prime.

It is a super-2 number, since 2×2113431113039² (a number of 25 digits) contains 22 as substring.

Together with 2113431113041, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2113431112996 and 2113431113014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2113431113939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056715556519 + 1056715556520.

It is an arithmetic number, because the mean of its divisors is an integer number (1056715556520).

Almost surely, 2^{2113431113039} is an apocalyptic number.

2113431113039 is a deficient number, since it is larger than the sum of its proper divisors (1).

2113431113039 is an equidigital number, since it uses as much as digits as its factorization.

2113431113039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 32.

The spelling of 2113431113039 in words is "two trillion, one hundred thirteen billion, four hundred thirty-one million, one hundred thirteen thousand, thirty-nine".