11310031121120 has 48 divisors (see below), whose sum is σ = 26721473613408. Its totient is φ = 4523754232320.

The previous prime is 11310031121113. The next prime is 11310031121141. The reversal of 11310031121120 is 2112113001311.

It is a super-2 number, since 2×11310031121120² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 807005 + ... + 4824035.

It is an arithmetic number, because the mean of its divisors is an integer number (556697366946).

Almost surely, 2^{11310031121120} is an apocalyptic number.

11310031121120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11310031121120 is an abundant number, since it is smaller than the sum of its proper divisors (15411442492288).

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

11310031121120 is a wasteful number, since it uses less digits than its factorization.

11310031121120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4034643 (or 4034635 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 11310031121120 its reverse (2112113001311), we get a palindrome (13422144122431).

The spelling of 11310031121120 in words is "eleven trillion, three hundred ten billion, thirty-one million, one hundred twenty-one thousand, one hundred twenty".