12302121589 has 2 divisors, whose sum is σ = 12302121590. Its totient is φ = 12302121588.

The previous prime is 12302121569. The next prime is 12302121607. The reversal of 12302121589 is 98512120321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12247848900 + 54272689 = 110670^2 + 7367^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12302121589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12302121529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6151060794 + 6151060795.

It is an arithmetic number, because the mean of its divisors is an integer number (6151060795).

Almost surely, 2^12302121589 is an apocalyptic number.

It is an amenable number.

12302121589 is a deficient number, since it is larger than the sum of its proper divisors (1).

12302121589 is an equidigital number, since it uses as much as digits as its factorization.

12302121589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 34.

The spelling of 12302121589 in words is "twelve billion, three hundred two million, one hundred twenty-one thousand, five hundred eighty-nine".