13111333020120 has 128 divisors (see below), whose sum is σ = 39383341502400. Its totient is φ = 3491970932736.

The previous prime is 13111333020109. The next prime is 13111333020211. The reversal of 13111333020120 is 2102033311131.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1056592476 + ... + 1056604884.

Almost surely, 2^{13111333020120} is an apocalyptic number.

13111333020120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13111333020120 is an abundant number, since it is smaller than the sum of its proper divisors (26272008482280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13111333020120 is a wasteful number, since it uses less digits than its factorization.

13111333020120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22757 (or 22753 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 13111333020120 its reverse (2102033311131), we get a palindrome (15213366331251).

The spelling of 13111333020120 in words is "thirteen trillion, one hundred eleven billion, three hundred thirty-three million, twenty thousand, one hundred twenty".