121022331111023 has 2 divisors, whose sum is σ = 121022331111024. Its totient is φ = 121022331111022.

The previous prime is 121022331110971. The next prime is 121022331111041. The reversal of 121022331111023 is 320111133220121.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121022331111023 - 2⁸ = 121022331110767 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121022331111023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121022331111043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60511165555511 + 60511165555512.

It is an arithmetic number, because the mean of its divisors is an integer number (60511165555512).

Almost surely, 2^{121022331111023} is an apocalyptic number.

121022331111023 is a deficient number, since it is larger than the sum of its proper divisors (1).

121022331111023 is an equidigital number, since it uses as much as digits as its factorization.

121022331111023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 121022331111023 its reverse (320111133220121), we get a palindrome (441133464331144).

The spelling of 121022331111023 in words is "one hundred twenty-one trillion, twenty-two billion, three hundred thirty-one million, one hundred eleven thousand, twenty-three".