202210012120121 has 32 divisors (see below), whose sum is σ = 206450647603200. Its totient is φ = 197998548408000.

The previous prime is 202210012120111. The next prime is 202210012120133. The reversal of 202210012120121 is 121021210012202.

It is a cyclic number.

It is not a de Polignac number, because 202210012120121 - 2³⁰ = 202208938378297 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 202210012120121.

It is not an unprimeable number, because it can be changed into a prime (202210012120111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34047818570 + ... + 34047824508.

It is an arithmetic number, because the mean of its divisors is an integer number (6451582737600).

Almost surely, 2^{202210012120121} is an apocalyptic number.

It is an amenable number.

202210012120121 is a deficient number, since it is larger than the sum of its proper divisors (4240635483079).

202210012120121 is a wasteful number, since it uses less digits than its factorization.

202210012120121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8621.

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

Adding to 202210012120121 its reverse (121021210012202), we get a palindrome (323231222132323).

The spelling of 202210012120121 in words is "two hundred two trillion, two hundred ten billion, twelve million, one hundred twenty thousand, one hundred twenty-one".