12344121193 has 2 divisors, whose sum is σ = 12344121194. Its totient is φ = 12344121192.

The previous prime is 12344121173. The next prime is 12344121203. The reversal of 12344121193 is 39112144321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12305021184 + 39100009 = 110928^2 + 6253^2 .

It is a cyclic number.

It is not a de Polignac number, because 12344121193 - 2¹⁷ = 12343990121 is a prime.

It is not a weakly prime, because it can be changed into another prime (12344121143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6172060596 + 6172060597.

It is an arithmetic number, because the mean of its divisors is an integer number (6172060597).

Almost surely, 2^12344121193 is an apocalyptic number.

It is an amenable number.

12344121193 is a deficient number, since it is larger than the sum of its proper divisors (1).

12344121193 is an equidigital number, since it uses as much as digits as its factorization.

12344121193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 31.

The spelling of 12344121193 in words is "twelve billion, three hundred forty-four million, one hundred twenty-one thousand, one hundred ninety-three".