1312332020219 has 16 divisors (see below), whose sum is σ = 1462187897856. Its totient is φ = 1167571521600.

The previous prime is 1312332020191. The next prime is 1312332020221. The reversal of 1312332020219 is 9120202332131.

It is not a de Polignac number, because 1312332020219 - 2³⁶ = 1243612543483 is a prime.

It is a super-2 number, since 2×1312332020219² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1312332020191 and 1312332020200.

It is not an unprimeable number, because it can be changed into a prime (1312332020249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9098474 + ... + 9241584.

It is an arithmetic number, because the mean of its divisors is an integer number (91386743616).

Almost surely, 2^{1312332020219} is an apocalyptic number.

1312332020219 is a deficient number, since it is larger than the sum of its proper divisors (149855877637).

1312332020219 is a wasteful number, since it uses less digits than its factorization.

1312332020219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160906.

The product of its (nonzero) digits is 3888, while the sum is 29.

The spelling of 1312332020219 in words is "one trillion, three hundred twelve billion, three hundred thirty-two million, twenty thousand, two hundred nineteen".