201000202100022 has 32 divisors (see below), whose sum is σ = 433140734583648. Its totient is φ = 61815184263936.

The previous prime is 201000202100021. The next prime is 201000202100039. The reversal of 201000202100022 is 220001202000102.

It is a junction number, because it is equal to n+sod(n) for n = 201000202099980 and 201000202100007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201000202100021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 646338693 + ... + 646649600.

It is an arithmetic number, because the mean of its divisors is an integer number (13535647955739).

Almost surely, 2^{201000202100022} is an apocalyptic number.

201000202100022 is an abundant number, since it is smaller than the sum of its proper divisors (232140532483626).

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

201000202100022 is a wasteful number, since it uses less digits than its factorization.

201000202100022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1292990304.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 201000202100022 its reverse (220001202000102), we get a palindrome (421001404100124).

The spelling of 201000202100022 in words is "two hundred one trillion, two hundred two million, one hundred thousand, twenty-two".