111213333120 has 256 divisors, whose sum is σ = 372962983680. Its totient is φ = 28150824960.

The previous prime is 111213333097. The next prime is 111213333139. The reversal of 111213333120 is 21333312111.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2893549 + ... + 2931731.

It is an arithmetic number, because the mean of its divisors is an integer number (1456886655).

Almost surely, 2^111213333120 is an apocalyptic number.

111213333120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111213333120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186481491840).

111213333120 is an abundant number, since it is smaller than the sum of its proper divisors (261749650560).

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

111213333120 is a wasteful number, since it uses less digits than its factorization.

111213333120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38283 (or 38271 counting only the distinct ones).

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

Adding to 111213333120 its reverse (21333312111), we get a palindrome (132546645231).

The spelling of 111213333120 in words is "one hundred eleven billion, two hundred thirteen million, three hundred thirty-three thousand, one hundred twenty".