121122011202112 has 56 divisors (see below), whose sum is σ = 253019031883200. Its totient is φ = 57369624270336.

The previous prime is 121122011202091. The next prime is 121122011202163. The reversal of 121122011202112 is 211202110221121.

It is a happy number.

121122011202112 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 121122011202112.

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, 14224878 + ... + 21085330.

Almost surely, 2^{121122011202112} is an apocalyptic number.

It is an amenable number.

121122011202112 is an abundant number, since it is smaller than the sum of its proper divisors (131897020681088).

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

121122011202112 is a wasteful number, since it uses less digits than its factorization.

121122011202112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6875003 (or 6874993 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 121122011202112 its reverse (211202110221121), we get a palindrome (332324121423233).

The spelling of 121122011202112 in words is "one hundred twenty-one trillion, one hundred twenty-two billion, eleven million, two hundred two thousand, one hundred twelve".