1312100122339 has 2 divisors, whose sum is σ = 1312100122340. Its totient is φ = 1312100122338.

The previous prime is 1312100122243. The next prime is 1312100122351. The reversal of 1312100122339 is 9332210012131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1312100122339 - 2¹³ = 1312100114147 is a prime.

It is not a weakly prime, because it can be changed into another prime (1312100122639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656050061169 + 656050061170.

It is an arithmetic number, because the mean of its divisors is an integer number (656050061170).

Almost surely, 2^{1312100122339} is an apocalyptic number.

1312100122339 is a deficient number, since it is larger than the sum of its proper divisors (1).

1312100122339 is an equidigital number, since it uses as much as digits as its factorization.

1312100122339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 28.

The spelling of 1312100122339 in words is "one trillion, three hundred twelve billion, one hundred million, one hundred twenty-two thousand, three hundred thirty-nine".