402000202021022 has 12 divisors (see below), whose sum is σ = 662801985977208. Its totient is φ = 182727364554900.

The previous prime is 402000202020973. The next prime is 402000202021049. The reversal of 402000202021022 is 220120202000204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 830578929554 + ... + 830578930037.

It is an arithmetic number, because the mean of its divisors is an integer number (55233498831434).

Almost surely, 2^{402000202021022} is an apocalyptic number.

402000202021022 is a deficient number, since it is larger than the sum of its proper divisors (260801783956186).

402000202021022 is a wasteful number, since it uses less digits than its factorization.

402000202021022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1661157859615 (or 1661157859604 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 402000202021022 its reverse (220120202000204), we get a palindrome (622120404021226).

The spelling of 402000202021022 in words is "four hundred two trillion, two hundred two million, twenty-one thousand, twenty-two".