202020011201 has 2 divisors, whose sum is σ = 202020011202. Its totient is φ = 202020011200.

The previous prime is 202020011197. The next prime is 202020011203. The reversal of 202020011201 is 102110020202.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 160332172225 + 41687838976 = 400415^2 + 204176^2 .

It is a cyclic number.

It is not a de Polignac number, because 202020011201 - 2² = 202020011197 is a prime.

Together with 202020011203, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (202020011203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101010005600 + 101010005601.

It is an arithmetic number, because the mean of its divisors is an integer number (101010005601).

Almost surely, 2^202020011201 is an apocalyptic number.

It is an amenable number.

202020011201 is a deficient number, since it is larger than the sum of its proper divisors (1).

202020011201 is an equidigital number, since it uses as much as digits as its factorization.

202020011201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 202020011201 its reverse (102110020202), we get a palindrome (304130031403).

Subtracting from 202020011201 its reverse (102110020202), we obtain a palindrome (99909990999).

The spelling of 202020011201 in words is "two hundred two billion, twenty million, eleven thousand, two hundred one".