202012211210022 has 48 divisors (see below), whose sum is σ = 439460440539120. Its totient is φ = 67065997519296.

The previous prime is 202012211210009. The next prime is 202012211210063. The reversal of 202012211210022 is 220012112210202.

It is a happy number.

202012211210022 is a `hidden beast` number, since 20 + 201 + 2 + 211 + 210 + 0 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 202012211209977 and 202012211210004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15395733 + ... + 25319024.

It is an arithmetic number, because the mean of its divisors is an integer number (9155425844565).

Almost surely, 2^{202012211210022} is an apocalyptic number.

202012211210022 is an abundant number, since it is smaller than the sum of its proper divisors (237448229329098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202012211210022 is a wasteful number, since it uses less digits than its factorization.

202012211210022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40715877 (or 40715874 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 202012211210022 its reverse (220012112210202), we get a palindrome (422024323420224).

The spelling of 202012211210022 in words is "two hundred two trillion, twelve billion, two hundred eleven million, two hundred ten thousand, twenty-two".