202000002102122 has 16 divisors (see below), whose sum is σ = 346315516440192. Its totient is φ = 86563979834640.

The previous prime is 202000002102121. The next prime is 202000002102163. The reversal of 202000002102122 is 221201200000202.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 202000002102097 and 202000002102106.

It is not an unprimeable number, because it can be changed into a prime (202000002102121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 620634638 + ... + 620960025.

It is an arithmetic number, because the mean of its divisors is an integer number (21644719777512).

Almost surely, 2^{202000002102122} is an apocalyptic number.

202000002102122 is a deficient number, since it is larger than the sum of its proper divisors (144315514338070).

202000002102122 is a wasteful number, since it uses less digits than its factorization.

202000002102122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1241606293.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 202000002102122 its reverse (221201200000202), we get a palindrome (423201202102324).

The spelling of 202000002102122 in words is "two hundred two trillion, two million, one hundred two thousand, one hundred twenty-two".