1312144223199 has 32 divisors (see below), whose sum is σ = 1801147803840. Its totient is φ = 849170841600.

The previous prime is 1312144223189. The next prime is 1312144223227. The reversal of 1312144223199 is 9913224412131.

It is not a de Polignac number, because 1312144223199 - 2⁴ = 1312144223183 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1312144223199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312144223189) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36413239 + ... + 36449255.

It is an arithmetic number, because the mean of its divisors is an integer number (56285868870).

Almost surely, 2^{1312144223199} is an apocalyptic number.

1312144223199 is a deficient number, since it is larger than the sum of its proper divisors (489003580641).

1312144223199 is a wasteful number, since it uses less digits than its factorization.

1312144223199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37531.

The product of its digits is 93312, while the sum is 42.

The spelling of 1312144223199 in words is "one trillion, three hundred twelve billion, one hundred forty-four million, two hundred twenty-three thousand, one hundred ninety-nine".