312241142219 has 2 divisors, whose sum is σ = 312241142220. Its totient is φ = 312241142218.

The previous prime is 312241142209. The next prime is 312241142243. The reversal of 312241142219 is 912241142213.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 312241142219 - 2¹⁶ = 312241076683 is a prime.

It is a super-2 number, since 2×312241142219² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (312241142209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156120571109 + 156120571110.

It is an arithmetic number, because the mean of its divisors is an integer number (156120571110).

Almost surely, 2^312241142219 is an apocalyptic number.

312241142219 is a deficient number, since it is larger than the sum of its proper divisors (1).

312241142219 is an equidigital number, since it uses as much as digits as its factorization.

312241142219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 32.

The spelling of 312241142219 in words is "three hundred twelve billion, two hundred forty-one million, one hundred forty-two thousand, two hundred nineteen".