111313321021120 has 56 divisors (see below), whose sum is σ = 265084971443424. Its totient is φ = 44521947703296.

The previous prime is 111313321021109. The next prime is 111313321021127. The reversal of 111313321021120 is 21120123313111.

It is a junction number, because it is equal to n+sod(n) for n = 111313321021091 and 111313321021100.

It is not an unprimeable number, because it can be changed into a prime (111313321021127) 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, 8982652 + ... + 17415931.

Almost surely, 2^{111313321021120} is an apocalyptic number.

111313321021120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111313321021120 is an abundant number, since it is smaller than the sum of its proper divisors (153771650422304).

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

111313321021120 is a wasteful number, since it uses less digits than its factorization.

111313321021120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26411777 (or 26411767 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 111313321021120 its reverse (21120123313111), we get a palindrome (132433444334231).

The spelling of 111313321021120 in words is "one hundred eleven trillion, three hundred thirteen billion, three hundred twenty-one million, twenty-one thousand, one hundred twenty".