23221310201 has 2 divisors, whose sum is σ = 23221310202. Its totient is φ = 23221310200.

The previous prime is 23221310171. The next prime is 23221310207. The reversal of 23221310201 is 10201312232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23195290000 + 26020201 = 152300^2 + 5101^2 .

It is a cyclic number.

It is not a de Polignac number, because 23221310201 - 2¹⁴ = 23221293817 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23221310201.

It is not a weakly prime, because it can be changed into another prime (23221310207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11610655100 + 11610655101.

It is an arithmetic number, because the mean of its divisors is an integer number (11610655101).

Almost surely, 2^23221310201 is an apocalyptic number.

It is an amenable number.

23221310201 is a deficient number, since it is larger than the sum of its proper divisors (1).

23221310201 is an equidigital number, since it uses as much as digits as its factorization.

23221310201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 23221310201 its reverse (10201312232), we get a palindrome (33422622433).

The spelling of 23221310201 in words is "twenty-three billion, two hundred twenty-one million, three hundred ten thousand, two hundred one".