122111112323 has 2 divisors, whose sum is σ = 122111112324. Its totient is φ = 122111112322.

The previous prime is 122111112317. The next prime is 122111112397. The reversal of 122111112323 is 323211111221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122111112323 - 2⁶ = 122111112259 is a prime.

It is a super-2 number, since 2×122111112323² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 122111112295 and 122111112304.

It is not a weakly prime, because it can be changed into another prime (122111112623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61055556161 + 61055556162.

It is an arithmetic number, because the mean of its divisors is an integer number (61055556162).

Almost surely, 2^122111112323 is an apocalyptic number.

122111112323 is a deficient number, since it is larger than the sum of its proper divisors (1).

122111112323 is an equidigital number, since it uses as much as digits as its factorization.

122111112323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 144, while the sum is 20.

Adding to 122111112323 its reverse (323211111221), we get a palindrome (445322223544).

The spelling of 122111112323 in words is "one hundred twenty-two billion, one hundred eleven million, one hundred twelve thousand, three hundred twenty-three".