111332100120 has 32 divisors (see below), whose sum is σ = 333996300720. Its totient is φ = 29688560000.

The previous prime is 111332100013. The next prime is 111332100163. The reversal of 111332100120 is 21001233111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 111332100120.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 463883631 + ... + 463883870.

Almost surely, 2^111332100120 is an apocalyptic number.

111332100120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111332100120 is an abundant number, since it is smaller than the sum of its proper divisors (222664200600).

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

111332100120 is a wasteful number, since it uses less digits than its factorization.

111332100120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 927767515 (or 927767511 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 111332100120 its reverse (21001233111), we get a palindrome (132333333231).

The spelling of 111332100120 in words is "one hundred eleven billion, three hundred thirty-two million, one hundred thousand, one hundred twenty".