121122022012120 has 32 divisors (see below), whose sum is σ = 277666522164720. Its totient is φ = 47534680336000.

The previous prime is 121122022012111. The next prime is 121122022012163. The reversal of 121122022012120 is 21210220221121.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28566512506 + ... + 28566516745.

Almost surely, 2^{121122022012120} is an apocalyptic number.

121122022012120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121122022012120 is an abundant number, since it is smaller than the sum of its proper divisors (156544500152600).

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

121122022012120 is a wasteful number, since it uses less digits than its factorization.

121122022012120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57133029315 (or 57133029311 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 121122022012120 its reverse (21210220221121), we get a palindrome (142332242233241).

The spelling of 121122022012120 in words is "one hundred twenty-one trillion, one hundred twenty-two billion, twenty-two million, twelve thousand, one hundred twenty".