111220212200112 has 120 divisors (see below), whose sum is σ = 330939177220080. Its totient is φ = 34747832770560.

The previous prime is 111220212200059. The next prime is 111220212200143. The reversal of 111220212200112 is 211002212022111.

111220212200112 is a `hidden beast` number, since 111 + 220 + 2 + 1 + 220 + 0 + 112 = 666.

It is a super-3 number, since 3×111220212200112³ (a number of 43 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 93669562 + ... + 94849497.

It is an arithmetic number, because the mean of its divisors is an integer number (2757826476834).

Almost surely, 2^{111220212200112} is an apocalyptic number.

111220212200112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111220212200112 is an abundant number, since it is smaller than the sum of its proper divisors (219718965019968).

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

111220212200112 is a wasteful number, since it uses less digits than its factorization.

111220212200112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188519331 (or 188519322 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 111220212200112 its reverse (211002212022111), we get a palindrome (322222424222223).

The spelling of 111220212200112 in words is "one hundred eleven trillion, two hundred twenty billion, two hundred twelve million, two hundred thousand, one hundred twelve".