202220110200021 has 16 divisors (see below), whose sum is σ = 279018528741888. Its totient is φ = 130139239104000.

The previous prime is 202220110200019. The next prime is 202220110200071. The reversal of 202220110200021 is 120002011022202.

It is not a de Polignac number, because 202220110200021 - 2¹ = 202220110200019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202220110200001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2711196856 + ... + 2711271441.

It is an arithmetic number, because the mean of its divisors is an integer number (17438658046368).

Almost surely, 2^{202220110200021} is an apocalyptic number.

It is an amenable number.

202220110200021 is a deficient number, since it is larger than the sum of its proper divisors (76798418541867).

202220110200021 is a wasteful number, since it uses less digits than its factorization.

202220110200021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5422468732.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 202220110200021 its reverse (120002011022202), we get a palindrome (322222121222223).

The spelling of 202220110200021 in words is "two hundred two trillion, two hundred twenty billion, one hundred ten million, two hundred thousand, twenty-one".