13012231112429 has 2 divisors, whose sum is σ = 13012231112430. Its totient is φ = 13012231112428.

The previous prime is 13012231112411. The next prime is 13012231112459. The reversal of 13012231112429 is 92421113221031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9476977540900 + 3535253571529 = 3078470^2 + 1880227^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13012231112429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13012231112395 and 13012231112404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13012231112459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6506115556214 + 6506115556215.

It is an arithmetic number, because the mean of its divisors is an integer number (6506115556215).

Almost surely, 2^{13012231112429} is an apocalyptic number.

It is an amenable number.

13012231112429 is a deficient number, since it is larger than the sum of its proper divisors (1).

13012231112429 is an equidigital number, since it uses as much as digits as its factorization.

13012231112429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 32.

The spelling of 13012231112429 in words is "thirteen trillion, twelve billion, two hundred thirty-one million, one hundred twelve thousand, four hundred twenty-nine".