13311030123 has 12 divisors (see below), whose sum is σ = 19240707720. Its totient is φ = 8867713536.

The previous prime is 13311030119. The next prime is 13311030137. The reversal of 13311030123 is 32103011331.

It is a happy number.

13311030123 is a `hidden beast` number, since 1 + 331 + 10 + 301 + 23 = 666.

It is not a de Polignac number, because 13311030123 - 2² = 13311030119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13311030096 and 13311030105.

It is not an unprimeable number, because it can be changed into a prime (13311030023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 512161 + ... + 537522.

It is an arithmetic number, because the mean of its divisors is an integer number (1603392310).

Almost surely, 2^13311030123 is an apocalyptic number.

13311030123 is a deficient number, since it is larger than the sum of its proper divisors (5929677597).

13311030123 is a wasteful number, since it uses less digits than its factorization.

13311030123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051098 (or 1051095 counting only the distinct ones).

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

Adding to 13311030123 its reverse (32103011331), we get a palindrome (45414041454).

The spelling of 13311030123 in words is "thirteen billion, three hundred eleven million, thirty thousand, one hundred twenty-three".