112120002121212 has 36 divisors (see below), whose sum is σ = 293911281283256. Its totient is φ = 37373334040080.

The previous prime is 112120002121187. The next prime is 112120002121243. The reversal of 112120002121212 is 212121200021211.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57674897239 + ... + 57674899182.

Almost surely, 2^{112120002121212} is an apocalyptic number.

112120002121212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

112120002121212 is an abundant number, since it is smaller than the sum of its proper divisors (181791279162044).

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

112120002121212 is a wasteful number, since it uses less digits than its factorization.

112120002121212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115349796440 (or 115349796426 counting only the distinct ones).

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

Adding to 112120002121212 its reverse (212121200021211), we get a palindrome (324241202142423).

The spelling of 112120002121212 in words is "one hundred twelve trillion, one hundred twenty billion, two million, one hundred twenty-one thousand, two hundred twelve".