23322323222021 has 2 divisors, whose sum is σ = 23322323222022. Its totient is φ = 23322323222020.

The previous prime is 23322323221943. The next prime is 23322323222027. The reversal of 23322323222021 is 12022232322332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19712756409025 + 3609566812996 = 4439905^2 + 1899886^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23322323222021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23322323222027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11661161611010 + 11661161611011.

It is an arithmetic number, because the mean of its divisors is an integer number (11661161611011).

Almost surely, 2^{23322323222021} is an apocalyptic number.

It is an amenable number.

23322323222021 is a deficient number, since it is larger than the sum of its proper divisors (1).

23322323222021 is an equidigital number, since it uses as much as digits as its factorization.

23322323222021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 23322323222021 its reverse (12022232322332), we get a palindrome (35344555544353).

The spelling of 23322323222021 in words is "twenty-three trillion, three hundred twenty-two billion, three hundred twenty-three million, two hundred twenty-two thousand, twenty-one".