111100110220212 has 48 divisors (see below), whose sum is σ = 259799593439232. Its totient is φ = 36952514788480.

The previous prime is 111100110220207. The next prime is 111100110220259. The reversal of 111100110220212 is 212022011001111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 111100110220191 and 111100110220200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 734922538 + ... + 735073694.

It is an arithmetic number, because the mean of its divisors is an integer number (5412491529984).

Almost surely, 2^{111100110220212} is an apocalyptic number.

111100110220212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111100110220212 is an abundant number, since it is smaller than the sum of its proper divisors (148699483219020).

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

111100110220212 is a wasteful number, since it uses less digits than its factorization.

111100110220212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284488 (or 284486 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 111100110220212 its reverse (212022011001111), we get a palindrome (323122121221323).

The spelling of 111100110220212 in words is "one hundred eleven trillion, one hundred billion, one hundred ten million, two hundred twenty thousand, two hundred twelve".