13112231203 has 2 divisors, whose sum is σ = 13112231204. Its totient is φ = 13112231202.

The previous prime is 13112231201. The next prime is 13112231233. The reversal of 13112231203 is 30213221131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13112231203 - 2¹ = 13112231201 is a prime.

Together with 13112231201, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (13112231201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6556115601 + 6556115602.

It is an arithmetic number, because the mean of its divisors is an integer number (6556115602).

Almost surely, 2^13112231203 is an apocalyptic number.

13112231203 is a deficient number, since it is larger than the sum of its proper divisors (1).

13112231203 is an equidigital number, since it uses as much as digits as its factorization.

13112231203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 13112231203 its reverse (30213221131), we get a palindrome (43325452334).

The spelling of 13112231203 in words is "thirteen billion, one hundred twelve million, two hundred thirty-one thousand, two hundred three".