13113013219973 has 2 divisors, whose sum is σ = 13113013219974. Its totient is φ = 13113013219972.

The previous prime is 13113013219963. The next prime is 13113013219979. The reversal of 13113013219973 is 37991231031131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11232431596324 + 1880581623649 = 3351482^2 + 1371343^2 .

It is a cyclic number.

It is not a de Polignac number, because 13113013219973 - 2⁶ = 13113013219909 is a prime.

It is a super-2 number, since 2×13113013219973² (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 (13113013219979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6556506609986 + 6556506609987.

It is an arithmetic number, because the mean of its divisors is an integer number (6556506609987).

Almost surely, 2^{13113013219973} is an apocalyptic number.

It is an amenable number.

13113013219973 is a deficient number, since it is larger than the sum of its proper divisors (1).

13113013219973 is an equidigital number, since it uses as much as digits as its factorization.

13113013219973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 91854, while the sum is 44.

The spelling of 13113013219973 in words is "thirteen trillion, one hundred thirteen billion, thirteen million, two hundred nineteen thousand, nine hundred seventy-three".