23223022102121 has 2 divisors, whose sum is σ = 23223022102122. Its totient is φ = 23223022102120.

The previous prime is 23223022102109. The next prime is 23223022102141. The reversal of 23223022102121 is 12120122032232.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18118337086096 + 5104685016025 = 4256564^2 + 2259355^2 .

It is a cyclic number.

It is not a de Polignac number, because 23223022102121 - 2⁴² = 18824975591017 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (23223022102141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11611511051060 + 11611511051061.

It is an arithmetic number, because the mean of its divisors is an integer number (11611511051061).

Almost surely, 2^{23223022102121} is an apocalyptic number.

It is an amenable number.

23223022102121 is a deficient number, since it is larger than the sum of its proper divisors (1).

23223022102121 is an equidigital number, since it uses as much as digits as its factorization.

23223022102121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 23223022102121 its reverse (12120122032232), we get a palindrome (35343144134353).

The spelling of 23223022102121 in words is "twenty-three trillion, two hundred twenty-three billion, twenty-two million, one hundred two thousand, one hundred twenty-one".