121022320320988 has 48 divisors (see below), whose sum is σ = 227334687713280. Its totient is φ = 56232256572800.

The previous prime is 121022320320983. The next prime is 121022320321003. The reversal of 121022320320988 is 889023023220121.

It is a super-2 number, since 2×121022320320988² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121022320320983) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 66220648 + ... + 68023663.

It is an arithmetic number, because the mean of its divisors is an integer number (4736139327360).

Almost surely, 2^{121022320320988} is an apocalyptic number.

It is an amenable number.

121022320320988 is a deficient number, since it is larger than the sum of its proper divisors (106312367392292).

121022320320988 is a wasteful number, since it uses less digits than its factorization.

121022320320988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134244618 (or 134244616 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 43.

The spelling of 121022320320988 in words is "one hundred twenty-one trillion, twenty-two billion, three hundred twenty million, three hundred twenty thousand, nine hundred eighty-eight".