13113233231123 has 2 divisors, whose sum is σ = 13113233231124. Its totient is φ = 13113233231122.

The previous prime is 13113233231107. The next prime is 13113233231149. The reversal of 13113233231123 is 32113233231131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13113233231123 - 2⁴ = 13113233231107 is a prime.

It is a super-2 number, since 2×13113233231123² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13113233231723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6556616615561 + 6556616615562.

It is an arithmetic number, because the mean of its divisors is an integer number (6556616615562).

Almost surely, 2^{13113233231123} is an apocalyptic number.

13113233231123 is a deficient number, since it is larger than the sum of its proper divisors (1).

13113233231123 is an equidigital number, since it uses as much as digits as its factorization.

13113233231123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5832, while the sum is 29.

Adding to 13113233231123 its reverse (32113233231131), we get a palindrome (45226466462254).

The spelling of 13113233231123 in words is "thirteen trillion, one hundred thirteen billion, two hundred thirty-three million, two hundred thirty-one thousand, one hundred twenty-three".