123223021101023 has 2 divisors, whose sum is σ = 123223021101024. Its totient is φ = 123223021101022.

The previous prime is 123223021100911. The next prime is 123223021101083. The reversal of 123223021101023 is 320101120322321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123223021101023 - 2²⁸ = 123222752665567 is a prime.

It is a super-2 number, since 2×123223021101023² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 123223021101023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123223021101083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61611510550511 + 61611510550512.

It is an arithmetic number, because the mean of its divisors is an integer number (61611510550512).

Almost surely, 2^{123223021101023} is an apocalyptic number.

123223021101023 is a deficient number, since it is larger than the sum of its proper divisors (1).

123223021101023 is an equidigital number, since it uses as much as digits as its factorization.

123223021101023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 123223021101023 its reverse (320101120322321), we get a palindrome (443324141423344).

The spelling of 123223021101023 in words is "one hundred twenty-three trillion, two hundred twenty-three billion, twenty-one million, one hundred one thousand, twenty-three".