111100102112120 has 32 divisors (see below), whose sum is σ = 272700250639920. Its totient is φ = 40400037131520.

The previous prime is 111100102112117. The next prime is 111100102112123. The reversal of 111100102112120 is 21211201001111.

It is an interprime number because it is at equal distance from previous prime (111100102112117) and next prime (111100102112123).

It is a junction number, because it is equal to n+sod(n) for n = 111100102112095 and 111100102112104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111100102112123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126250115597 + ... + 126250116476.

Almost surely, 2^{111100102112120} is an apocalyptic number.

111100102112120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111100102112120 is an abundant number, since it is smaller than the sum of its proper divisors (161600148527800).

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

111100102112120 is a wasteful number, since it uses less digits than its factorization.

111100102112120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252500232095 (or 252500232091 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 111100102112120 its reverse (21211201001111), we get a palindrome (132311303113231).

The spelling of 111100102112120 in words is "one hundred eleven trillion, one hundred billion, one hundred two million, one hundred twelve thousand, one hundred twenty".