13113022031 has 2 divisors, whose sum is σ = 13113022032. Its totient is φ = 13113022030.

The previous prime is 13113022019. The next prime is 13113022057. The reversal of 13113022031 is 13022031131.

It is a weak prime.

It is an emirp because it is prime and its reverse (13022031131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13113022031 - 2²² = 13108827727 is a prime.

It is a super-2 number, since 2×13113022031² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13113022081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6556511015 + 6556511016.

It is an arithmetic number, because the mean of its divisors is an integer number (6556511016).

Almost surely, 2^13113022031 is an apocalyptic number.

13113022031 is a deficient number, since it is larger than the sum of its proper divisors (1).

13113022031 is an equidigital number, since it uses as much as digits as its factorization.

13113022031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 13113022031 its reverse (13022031131), we get a palindrome (26135053162).

The spelling of 13113022031 in words is "thirteen billion, one hundred thirteen million, twenty-two thousand, thirty-one".