111112010020212 has 24 divisors (see below), whose sum is σ = 262812882150336. Its totient is φ = 36529975896768.

The previous prime is 111112010020133. The next prime is 111112010020229. The reversal of 111112010020212 is 212020010211111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 111112010020191 and 111112010020200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63420096168 + ... + 63420097919.

It is an arithmetic number, because the mean of its divisors is an integer number (10950536756264).

Almost surely, 2^{111112010020212} is an apocalyptic number.

111112010020212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111112010020212 is an abundant number, since it is smaller than the sum of its proper divisors (151700872130124).

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

111112010020212 is a wasteful number, since it uses less digits than its factorization.

111112010020212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126840194167 (or 126840194165 counting only the distinct ones).

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

Adding to 111112010020212 its reverse (212020010211111), we get a palindrome (323132020231323).

The spelling of 111112010020212 in words is "one hundred eleven trillion, one hundred twelve billion, ten million, twenty thousand, two hundred twelve".