13231203511 has 2 divisors, whose sum is σ = 13231203512. Its totient is φ = 13231203510.

The previous prime is 13231203493. The next prime is 13231203529. The reversal of 13231203511 is 11530213231.

It is a balanced prime because it is at equal distance from previous prime (13231203493) and next prime (13231203529).

It is a cyclic number.

It is not a de Polignac number, because 13231203511 - 2²³ = 13222814903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13231203551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6615601755 + 6615601756.

It is an arithmetic number, because the mean of its divisors is an integer number (6615601756).

Almost surely, 2^13231203511 is an apocalyptic number.

13231203511 is a deficient number, since it is larger than the sum of its proper divisors (1).

13231203511 is an equidigital number, since it uses as much as digits as its factorization.

13231203511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 22.

Adding to 13231203511 its reverse (11530213231), we get a palindrome (24761416742).

The spelling of 13231203511 in words is "thirteen billion, two hundred thirty-one million, two hundred three thousand, five hundred eleven".