202120322201 has 16 divisors (see below), whose sum is σ = 234216294144. Its totient is φ = 170830923264.

The previous prime is 202120322177. The next prime is 202120322249. The reversal of 202120322201 is 102223021202.

It is a cyclic number.

It is not a de Polignac number, because 202120322201 - 2¹⁸ = 202120060057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 202120322201.

It is not an unprimeable number, because it can be changed into a prime (202120022201) 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, 2137220 + ... + 2229786.

It is an arithmetic number, because the mean of its divisors is an integer number (14638518384).

Almost surely, 2^202120322201 is an apocalyptic number.

It is an amenable number.

202120322201 is a deficient number, since it is larger than the sum of its proper divisors (32095971943).

202120322201 is an equidigital number, since it uses as much as digits as its factorization.

202120322201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96920.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 202120322201 its reverse (102223021202), we get a palindrome (304343343403).

The spelling of 202120322201 in words is "two hundred two billion, one hundred twenty million, three hundred twenty-two thousand, two hundred one".