122353243123 has 2 divisors, whose sum is σ = 122353243124. Its totient is φ = 122353243122.

The previous prime is 122353243073. The next prime is 122353243127. The reversal of 122353243123 is 321342353221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122353243123 - 2⁹ = 122353242611 is a prime.

It is a super-2 number, since 2×122353243123² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (122353243127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61176621561 + 61176621562.

It is an arithmetic number, because the mean of its divisors is an integer number (61176621562).

Almost surely, 2^122353243123 is an apocalyptic number.

122353243123 is a deficient number, since it is larger than the sum of its proper divisors (1).

122353243123 is an equidigital number, since it uses as much as digits as its factorization.

122353243123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 31.

Adding to 122353243123 its reverse (321342353221), we get a palindrome (443695596344).

The spelling of 122353243123 in words is "one hundred twenty-two billion, three hundred fifty-three million, two hundred forty-three thousand, one hundred twenty-three".