22123040204201 has 2 divisors, whose sum is σ = 22123040204202. Its totient is φ = 22123040204200.

The previous prime is 22123040204183. The next prime is 22123040204233. The reversal of 22123040204201 is 10240204032122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11939927376400 + 10183112827801 = 3455420^2 + 3191099^2 .

It is a cyclic number.

It is not a de Polignac number, because 22123040204201 - 2⁶ = 22123040204137 is a prime.

It is not a weakly prime, because it can be changed into another prime (22123040204281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11061520102100 + 11061520102101.

It is an arithmetic number, because the mean of its divisors is an integer number (11061520102101).

Almost surely, 2^{22123040204201} is an apocalyptic number.

It is an amenable number.

22123040204201 is a deficient number, since it is larger than the sum of its proper divisors (1).

22123040204201 is an equidigital number, since it uses as much as digits as its factorization.

22123040204201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 22123040204201 its reverse (10240204032122), we get a palindrome (32363244236323).

The spelling of 22123040204201 in words is "twenty-two trillion, one hundred twenty-three billion, forty million, two hundred four thousand, two hundred one".