12122020112 has 40 divisors (see below), whose sum is σ = 23934048480. Its totient is φ = 5945918720.

The previous prime is 12122020081. The next prime is 12122020123. The reversal of 12122020112 is 21102022121.

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, 450428 + ... + 476580.

It is an arithmetic number, because the mean of its divisors is an integer number (598351212).

Almost surely, 2^12122020112 is an apocalyptic number.

It is an amenable number.

12122020112 is a deficient number, since it is larger than the sum of its proper divisors (11812028368).

12122020112 is a wasteful number, since it uses less digits than its factorization.

12122020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26711 (or 26705 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12122020112 its reverse (21102022121), we get a palindrome (33224042233).

The spelling of 12122020112 in words is "twelve billion, one hundred twenty-two million, twenty thousand, one hundred twelve".