13112231003 has 2 divisors, whose sum is σ = 13112231004. Its totient is φ = 13112231002.

The previous prime is 13112230991. The next prime is 13112231009. The reversal of 13112231003 is 30013221131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13112231003 - 2⁴ = 13112230987 is a prime.

It is not a weakly prime, because it can be changed into another prime (13112231009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6556115501 + 6556115502.

It is an arithmetic number, because the mean of its divisors is an integer number (6556115502).

Almost surely, 2^13112231003 is an apocalyptic number.

13112231003 is a deficient number, since it is larger than the sum of its proper divisors (1).

13112231003 is an equidigital number, since it uses as much as digits as its factorization.

13112231003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 13112231003 its reverse (30013221131), we get a palindrome (43125452134).

The spelling of 13112231003 in words is "thirteen billion, one hundred twelve million, two hundred thirty-one thousand, three".