123310100313 has 12 divisors (see below), whose sum is σ = 178365818020. Its totient is φ = 82090781856.

The previous prime is 123310100299. The next prime is 123310100317. The reversal of 123310100313 is 313001013321.

It is a happy number.

123310100313 is a `hidden beast` number, since 12 + 331 + 0 + 10 + 0 + 313 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 54208411929 + 69101688384 = 232827^2 + 262872^2 .

It is not a de Polignac number, because 123310100313 - 2¹³ = 123310092121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123310100317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9655906 + ... + 9668667.

Almost surely, 2^123310100313 is an apocalyptic number.

It is an amenable number.

123310100313 is a deficient number, since it is larger than the sum of its proper divisors (55055717707).

123310100313 is a wasteful number, since it uses less digits than its factorization.

123310100313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19325288 (or 19325285 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 123310100313 its reverse (313001013321), we get a palindrome (436311113634).

The spelling of 123310100313 in words is "one hundred twenty-three billion, three hundred ten million, one hundred thousand, three hundred thirteen".