13113022121331 has 16 divisors (see below), whose sum is σ = 19314923266560. Its totient is φ = 7846687573920.

The previous prime is 13113022121267. The next prime is 13113022121447. The reversal of 13113022121331 is 13312122031131.

It is not a de Polignac number, because 13113022121331 - 2⁶ = 13113022121267 is a prime.

It is a super-2 number, since 2×13113022121331² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13113022121231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2514961360 + ... + 2514966573.

It is an arithmetic number, because the mean of its divisors is an integer number (1207182704160).

Almost surely, 2^{13113022121331} is an apocalyptic number.

13113022121331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13113022121331 is a deficient number, since it is larger than the sum of its proper divisors (6201901145229).

13113022121331 is a wasteful number, since it uses less digits than its factorization.

13113022121331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5029928026.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 13113022121331 its reverse (13312122031131), we get a palindrome (26425144152462).

The spelling of 13113022121331 in words is "thirteen trillion, one hundred thirteen billion, twenty-two million, one hundred twenty-one thousand, three hundred thirty-one".