13031101323 has 12 divisors (see below), whose sum is σ = 18841296240. Its totient is φ = 8678818896.

The previous prime is 13031101277. The next prime is 13031101327. The reversal of 13031101323 is 32310113031.

It is a happy number.

13031101323 is a `hidden beast` number, since 1 + 30 + 311 + 0 + 1 + 323 = 666.

13031101323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13031101323 - 2⁸ = 13031101067 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13031101296 and 13031101305.

It is not an unprimeable number, because it can be changed into a prime (13031101327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 705543 + ... + 723776.

It is an arithmetic number, because the mean of its divisors is an integer number (1570108020).

Almost surely, 2^13031101323 is an apocalyptic number.

13031101323 is a deficient number, since it is larger than the sum of its proper divisors (5810194917).

13031101323 is a wasteful number, since it uses less digits than its factorization.

13031101323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1430338 (or 1430335 counting only the distinct ones).

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

Adding to 13031101323 its reverse (32310113031), we get a palindrome (45341214354).

The spelling of 13031101323 in words is "thirteen billion, thirty-one million, one hundred one thousand, three hundred twenty-three".