22201202202001 has 2 divisors, whose sum is σ = 22201202202002. Its totient is φ = 22201202202000.

The previous prime is 22201202201987. The next prime is 22201202202061. The reversal of 22201202202001 is 10020220210222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22160226726225 + 40975475776 = 4707465^2 + 202424^2 .

It is a cyclic number.

It is not a de Polignac number, because 22201202202001 - 2²¹ = 22201200104849 is a prime.

It is not a weakly prime, because it can be changed into another prime (22201202202061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11100601101000 + 11100601101001.

It is an arithmetic number, because the mean of its divisors is an integer number (11100601101001).

Almost surely, 2^{22201202202001} is an apocalyptic number.

It is an amenable number.

22201202202001 is a deficient number, since it is larger than the sum of its proper divisors (1).

22201202202001 is an equidigital number, since it uses as much as digits as its factorization.

22201202202001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22201202202001 its reverse (10020220210222), we get a palindrome (32221422412223).

The spelling of 22201202202001 in words is "twenty-two trillion, two hundred one billion, two hundred two million, two hundred two thousand, one".