122001000121112 has 32 divisors (see below), whose sum is σ = 261431393577120. Its totient is φ = 52286007102720.

The previous prime is 122001000121061. The next prime is 122001000121157. The reversal of 122001000121112 is 211121000100221.

It is a Harshad number since it is a multiple of its sum of digits (14).

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, 20647412 + ... + 25890492.

It is an arithmetic number, because the mean of its divisors is an integer number (8169731049285).

Almost surely, 2^{122001000121112} is an apocalyptic number.

It is an amenable number.

122001000121112 is an abundant number, since it is smaller than the sum of its proper divisors (139430393456008).

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

122001000121112 is a wasteful number, since it uses less digits than its factorization.

122001000121112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5658611 (or 5658607 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 122001000121112 its reverse (211121000100221), we get a palindrome (333122000221333).

The spelling of 122001000121112 in words is "one hundred twenty-two trillion, one billion, one hundred twenty-one thousand, one hundred twelve".