22201002210001 has 2 divisors, whose sum is σ = 22201002210002. Its totient is φ = 22201002210000.

The previous prime is 22201002209957. The next prime is 22201002210017. The reversal of 22201002210001 is 10001220010222.

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., 16851033210001 + 5349969000000 = 4105001^2 + 2313000^2 .

It is a cyclic number.

It is not a de Polignac number, because 22201002210001 - 2²⁹ = 22200465339089 is a prime.

It is a super-2 number, since 2×22201002210001² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22201006210001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11100501105000 + 11100501105001.

It is an arithmetic number, because the mean of its divisors is an integer number (11100501105001).

Almost surely, 2^{22201002210001} is an apocalyptic number.

It is an amenable number.

22201002210001 is a deficient number, since it is larger than the sum of its proper divisors (1).

22201002210001 is an equidigital number, since it uses as much as digits as its factorization.

22201002210001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22201002210001 its reverse (10001220010222), we get a palindrome (32202222220223).

The spelling of 22201002210001 in words is "twenty-two trillion, two hundred one billion, two million, two hundred ten thousand, one".