10111331504013 has 4 divisors (see below), whose sum is σ = 13481775338688. Its totient is φ = 6740887669340.

The previous prime is 10111331504003. The next prime is 10111331504017. The reversal of 10111331504013 is 31040513311101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10111331504013 - 2¹⁷ = 10111331372941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10111331504017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1685221917333 + ... + 1685221917338.

It is an arithmetic number, because the mean of its divisors is an integer number (3370443834672).

Almost surely, 2^{10111331504013} is an apocalyptic number.

It is an amenable number.

10111331504013 is a deficient number, since it is larger than the sum of its proper divisors (3370443834675).

10111331504013 is an equidigital number, since it uses as much as digits as its factorization.

10111331504013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3370443834674.

The product of its (nonzero) digits is 540, while the sum is 24.

Adding to 10111331504013 its reverse (31040513311101), we get a palindrome (41151844815114).

The spelling of 10111331504013 in words is "ten trillion, one hundred eleven billion, three hundred thirty-one million, five hundred four thousand, thirteen".