2031322021219 has 2 divisors, whose sum is σ = 2031322021220. Its totient is φ = 2031322021218.

The previous prime is 2031322021177. The next prime is 2031322021331. The reversal of 2031322021219 is 9121202231302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2031322021219 - 2²³ = 2031313632611 is a prime.

It is a super-2 number, since 2×2031322021219² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2031322021019) 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 as a sum of consecutive naturals, namely, 1015661010609 + 1015661010610.

It is an arithmetic number, because the mean of its divisors is an integer number (1015661010610).

Almost surely, 2^{2031322021219} is an apocalyptic number.

2031322021219 is a deficient number, since it is larger than the sum of its proper divisors (1).

2031322021219 is an equidigital number, since it uses as much as digits as its factorization.

2031322021219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 2031322021219 in words is "two trillion, thirty-one billion, three hundred twenty-two million, twenty-one thousand, two hundred nineteen".