201002112221022 has 72 divisors (see below), whose sum is σ = 512711067848616. Its totient is φ = 56737257129504.

The previous prime is 201002112220951. The next prime is 201002112221033. The reversal of 201002112221022 is 220122211200102.

It is a happy number.

201002112221022 is a `hidden beast` number, since 201 + 0 + 0 + 211 + 22 + 210 + 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 = 201002112220986 and 201002112221004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1372779513 + ... + 1372925924.

It is an arithmetic number, because the mean of its divisors is an integer number (7120987053453).

Almost surely, 2^{201002112221022} is an apocalyptic number.

201002112221022 is an abundant number, since it is smaller than the sum of its proper divisors (311708955627594).

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

201002112221022 is a wasteful number, since it uses less digits than its factorization.

201002112221022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2745705542 (or 2745705532 counting only the distinct ones).

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

Adding to 201002112221022 its reverse (220122211200102), we get a palindrome (421124323421124).

The spelling of 201002112221022 in words is "two hundred one trillion, two billion, one hundred twelve million, two hundred twenty-one thousand, twenty-two".