13111022231001 has 8 divisors (see below), whose sum is σ = 19423736638560. Its totient is φ = 8740681487316.

The previous prime is 13111022230967. The next prime is 13111022231009. The reversal of 13111022231001 is 10013222011131.

13111022231001 is a `hidden beast` number, since 131 + 1 + 1 + 0 + 222 + 310 + 0 + 1 = 666.

It is not a de Polignac number, because 13111022231001 - 2²³ = 13111013842393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13111022231009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242796707955 + ... + 242796708008.

It is an arithmetic number, because the mean of its divisors is an integer number (2427967079820).

Almost surely, 2^{13111022231001} is an apocalyptic number.

It is an amenable number.

13111022231001 is a deficient number, since it is larger than the sum of its proper divisors (6312714407559).

13111022231001 is an equidigital number, since it uses as much as digits as its factorization.

13111022231001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485593415972 (or 485593415966 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 13111022231001 its reverse (10013222011131), we get a palindrome (23124244242132).

The spelling of 13111022231001 in words is "thirteen trillion, one hundred eleven billion, twenty-two million, two hundred thirty-one thousand, one".