202102223300121 has 32 divisors (see below), whose sum is σ = 284342086224000. Its totient is φ = 127333439700480.

The previous prime is 202102223300111. The next prime is 202102223300147. The reversal of 202102223300121 is 121003322201202.

It is not a de Polignac number, because 202102223300121 - 2¹³ = 202102223291929 is a prime.

It is a super-2 number, since 2×202102223300121² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (202102223300111) 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, 37983531 + ... + 42976191.

It is an arithmetic number, because the mean of its divisors is an integer number (8885690194500).

Almost surely, 2^{202102223300121} is an apocalyptic number.

It is an amenable number.

202102223300121 is a deficient number, since it is larger than the sum of its proper divisors (82239862923879).

202102223300121 is a wasteful number, since it uses less digits than its factorization.

202102223300121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4994409.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 202102223300121 its reverse (121003322201202), we get a palindrome (323105545501323).

The spelling of 202102223300121 in words is "two hundred two trillion, one hundred two billion, two hundred twenty-three million, three hundred thousand, one hundred twenty-one".