22112020112201 has 2 divisors, whose sum is σ = 22112020112202. Its totient is φ = 22112020112200.

The previous prime is 22112020112177. The next prime is 22112020112257. The reversal of 22112020112201 is 10221102021122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12131323830025 + 9980696282176 = 3483005^2 + 3159224^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22112020112201 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22112020112201.

It is not a weakly prime, because it can be changed into another prime (22112020132201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11056010056100 + 11056010056101.

It is an arithmetic number, because the mean of its divisors is an integer number (11056010056101).

Almost surely, 2^{22112020112201} is an apocalyptic number.

It is an amenable number.

22112020112201 is a deficient number, since it is larger than the sum of its proper divisors (1).

22112020112201 is an equidigital number, since it uses as much as digits as its factorization.

22112020112201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22112020112201 its reverse (10221102021122), we get a palindrome (32333122133323).

The spelling of 22112020112201 in words is "twenty-two trillion, one hundred twelve billion, twenty million, one hundred twelve thousand, two hundred one".