13111113022031 has 2 divisors, whose sum is σ = 13111113022032. Its totient is φ = 13111113022030.

The previous prime is 13111113022019. The next prime is 13111113022057. The reversal of 13111113022031 is 13022031111131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13111113022031 - 2²⁶ = 13111045913167 is a prime.

It is a super-2 number, since 2×13111113022031² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13111113021994 and 13111113022012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13111113022331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6555556511015 + 6555556511016.

It is an arithmetic number, because the mean of its divisors is an integer number (6555556511016).

Almost surely, 2^{13111113022031} is an apocalyptic number.

13111113022031 is a deficient number, since it is larger than the sum of its proper divisors (1).

13111113022031 is an equidigital number, since it uses as much as digits as its factorization.

13111113022031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 13111113022031 its reverse (13022031111131), we get a palindrome (26133144133162).

The spelling of 13111113022031 in words is "thirteen trillion, one hundred eleven billion, one hundred thirteen million, twenty-two thousand, thirty-one".