1313330031123 has 32 divisors (see below), whose sum is σ = 2098268098560. Its totient is φ = 721279643040.

The previous prime is 1313330031073. The next prime is 1313330031133. The reversal of 1313330031123 is 3211300333131.

It is not a de Polignac number, because 1313330031123 - 2⁶ = 1313330031059 is a prime.

It is a super-2 number, since 2×1313330031123² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1313330031093 and 1313330031102.

It is not an unprimeable number, because it can be changed into a prime (1313330031133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45520911 + ... + 45549752.

It is an arithmetic number, because the mean of its divisors is an integer number (65570878080).

Almost surely, 2^{1313330031123} is an apocalyptic number.

1313330031123 is a deficient number, since it is larger than the sum of its proper divisors (784938067437).

1313330031123 is a wasteful number, since it uses less digits than its factorization.

1313330031123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91070719.

The product of its (nonzero) digits is 1458, while the sum is 24.

Adding to 1313330031123 its reverse (3211300333131), we get a palindrome (4524630364254).

The spelling of 1313330031123 in words is "one trillion, three hundred thirteen billion, three hundred thirty million, thirty-one thousand, one hundred twenty-three".