112123120212 has 60 divisors (see below), whose sum is σ = 298080034560. Its totient is φ = 36740903184.

The previous prime is 112123120201. The next prime is 112123120223. The reversal of 112123120212 is 212021321211.

It is an interprime number because it is at equal distance from previous prime (112123120201) and next prime (112123120223).

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 19 ways as a sum of consecutive naturals, for example, 2913588 + ... + 2951819.

It is an arithmetic number, because the mean of its divisors is an integer number (4968000576).

Almost surely, 2^112123120212 is an apocalyptic number.

112123120212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

112123120212 is an abundant number, since it is smaller than the sum of its proper divisors (185956914348).

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

112123120212 is a wasteful number, since it uses less digits than its factorization.

112123120212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5865482 (or 5865471 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 112123120212 its reverse (212021321211), we get a palindrome (324144441423).

The spelling of 112123120212 in words is "one hundred twelve billion, one hundred twenty-three million, one hundred twenty thousand, two hundred twelve".