112312203190409 has 2 divisors, whose sum is σ = 112312203190410. Its totient is φ = 112312203190408.

The previous prime is 112312203190387. The next prime is 112312203190433. The reversal of 112312203190409 is 904091302213211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108952783422025 + 3359419768384 = 10438045^2 + 1832872^2 .

It is a cyclic number.

It is not a de Polignac number, because 112312203190409 - 2¹⁶ = 112312203124873 is a prime.

It is a super-2 number, since 2×112312203190409² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (112312203190489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56156101595204 + 56156101595205.

It is an arithmetic number, because the mean of its divisors is an integer number (56156101595205).

Almost surely, 2^{112312203190409} is an apocalyptic number.

It is an amenable number.

112312203190409 is a deficient number, since it is larger than the sum of its proper divisors (1).

112312203190409 is an equidigital number, since it uses as much as digits as its factorization.

112312203190409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 38.

The spelling of 112312203190409 in words is "one hundred twelve trillion, three hundred twelve billion, two hundred three million, one hundred ninety thousand, four hundred nine".