112122123020 has 24 divisors (see below), whose sum is σ = 238436923200. Its totient is φ = 44281141632.

The previous prime is 112122122977. The next prime is 112122123031. The reversal of 112122123020 is 20321221211.

It is a self number, because there is not a number n which added to its sum of digits gives 112122123020.

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, 35480105 + ... + 35483264.

It is an arithmetic number, because the mean of its divisors is an integer number (9934871800).

Almost surely, 2^112122123020 is an apocalyptic number.

112122123020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112122123020 is an abundant number, since it is smaller than the sum of its proper divisors (126314800180).

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

112122123020 is a wasteful number, since it uses less digits than its factorization.

112122123020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70963457 (or 70963455 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 112122123020 its reverse (20321221211), we get a palindrome (132443344231).

The spelling of 112122123020 in words is "one hundred twelve billion, one hundred twenty-two million, one hundred twenty-three thousand, twenty".