113120121310 has 16 divisors (see below), whose sum is σ = 232704249696. Its totient is φ = 38784041568.

The previous prime is 113120121299. The next prime is 113120121313. The reversal of 113120121310 is 13121021311.

It is a happy number.

It is a super-2 number, since 2×113120121310² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113120121313) 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, 808000797 + ... + 808000936.

It is an arithmetic number, because the mean of its divisors is an integer number (14544015606).

Almost surely, 2^113120121310 is an apocalyptic number.

113120121310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113120121310 is an abundant number, since it is smaller than the sum of its proper divisors (119584128386).

113120121310 is a wasteful number, since it uses less digits than its factorization.

113120121310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1616001747.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 113120121310 its reverse (13121021311), we get a palindrome (126241142621).

Subtracting from 113120121310 its reverse (13121021311), we obtain a palindrome (99999099999).

It can be divided in two parts, 1131201 and 21310, that added together give a palindrome (1152511).

The spelling of 113120121310 in words is "one hundred thirteen billion, one hundred twenty million, one hundred twenty-one thousand, three hundred ten".