11310112120 has 32 divisors (see below), whose sum is σ = 25529605920. Its totient is φ = 4509493120.

The previous prime is 11310112117. The next prime is 11310112123. The reversal of 11310112120 is 2121101311.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11310112117) and next prime (11310112123).

It is a self number, because there is not a number n which added to its sum of digits gives 11310112120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11310112123) 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, 442147 + ... + 467026.

It is an arithmetic number, because the mean of its divisors is an integer number (797800185).

Almost surely, 2^11310112120 is an apocalyptic number.

11310112120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11310112120 is an abundant number, since it is smaller than the sum of its proper divisors (14219493800).

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

11310112120 is a wasteful number, since it uses less digits than its factorization.

11310112120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909495 (or 909491 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 11310112120 its reverse (2121101311), we get a palindrome (13431213431).

The spelling of 11310112120 in words is "eleven billion, three hundred ten million, one hundred twelve thousand, one hundred twenty".