121022122112 has 32 divisors (see below), whose sum is σ = 241118354880. Its totient is φ = 60506142976.

The previous prime is 121022122061. The next prime is 121022122189. The reversal of 121022122112 is 211221220121.

121022122112 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1938293 + ... + 1999755.

It is an arithmetic number, because the mean of its divisors is an integer number (7534948590).

Almost surely, 2^121022122112 is an apocalyptic number.

It is an amenable number.

121022122112 is a deficient number, since it is larger than the sum of its proper divisors (120096232768).

121022122112 is an equidigital number, since it uses as much as digits as its factorization.

121022122112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76860 (or 76848 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 121022122112 its reverse (211221220121), we get a palindrome (332243342233).

The spelling of 121022122112 in words is "one hundred twenty-one billion, twenty-two million, one hundred twenty-two thousand, one hundred twelve".