13323031123 has 2 divisors, whose sum is σ = 13323031124. Its totient is φ = 13323031122.

The previous prime is 13323031091. The next prime is 13323031157. The reversal of 13323031123 is 32113032331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13323031123 - 2⁵ = 13323031091 is a prime.

It is a super-2 number, since 2×13323031123² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13323031094 and 13323031103.

It is not a weakly prime, because it can be changed into another prime (13323061123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6661515561 + 6661515562.

It is an arithmetic number, because the mean of its divisors is an integer number (6661515562).

Almost surely, 2^13323031123 is an apocalyptic number.

13323031123 is a deficient number, since it is larger than the sum of its proper divisors (1).

13323031123 is an equidigital number, since it uses as much as digits as its factorization.

13323031123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 13323031123 its reverse (32113032331), we get a palindrome (45436063454).

The spelling of 13323031123 in words is "thirteen billion, three hundred twenty-three million, thirty-one thousand, one hundred twenty-three".