202220313122201 has 4 divisors (see below), whose sum is σ = 220603977951504. Its totient is φ = 183836648292900.

The previous prime is 202220313122189. The next prime is 202220313122249. The reversal of 202220313122201 is 102221313022202.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 202220313122201 - 2³⁸ = 201945435215257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202220313122291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9191832414635 + ... + 9191832414656.

It is an arithmetic number, because the mean of its divisors is an integer number (55150994487876).

Almost surely, 2^{202220313122201} is an apocalyptic number.

It is an amenable number.

202220313122201 is a deficient number, since it is larger than the sum of its proper divisors (18383664829303).

202220313122201 is a wasteful number, since it uses less digits than its factorization.

202220313122201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18383664829302.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 202220313122201 its reverse (102221313022202), we get a palindrome (304441626144403).

Subtracting from 202220313122201 its reverse (102221313022202), we obtain a palindrome (99999000099999).

The spelling of 202220313122201 in words is "two hundred two trillion, two hundred twenty billion, three hundred thirteen million, one hundred twenty-two thousand, two hundred one".