13112019890029 has 2 divisors, whose sum is σ = 13112019890030. Its totient is φ = 13112019890028.

The previous prime is 13112019889973. The next prime is 13112019890051. The reversal of 13112019890029 is 92009891021131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11696331600100 + 1415688289929 = 3419990^2 + 1189827^2 .

It is a cyclic number.

It is not a de Polignac number, because 13112019890029 - 2²¹ = 13112017792877 is a prime.

It is a super-2 number, since 2×13112019890029² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13112019897029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6556009945014 + 6556009945015.

It is an arithmetic number, because the mean of its divisors is an integer number (6556009945015).

Almost surely, 2^{13112019890029} is an apocalyptic number.

It is an amenable number.

13112019890029 is a deficient number, since it is larger than the sum of its proper divisors (1).

13112019890029 is an equidigital number, since it uses as much as digits as its factorization.

13112019890029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 46.

The spelling of 13112019890029 in words is "thirteen trillion, one hundred twelve billion, nineteen million, eight hundred ninety thousand, twenty-nine".