2031013219 has 2 divisors, whose sum is σ = 2031013220. Its totient is φ = 2031013218.

The previous prime is 2031013211. The next prime is 2031013247. The reversal of 2031013219 is 9123101302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2031013219 - 2³ = 2031013211 is a prime.

It is a super-2 number, since 2×2031013219² = 8250029391505483922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2031013219.

It is not a weakly prime, because it can be changed into another prime (2031013211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1015506609 + 1015506610.

It is an arithmetic number, because the mean of its divisors is an integer number (1015506610).

Almost surely, 2^2031013219 is an apocalyptic number.

2031013219 is a deficient number, since it is larger than the sum of its proper divisors (1).

2031013219 is an equidigital number, since it uses as much as digits as its factorization.

2031013219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 2031013219 is about 45066.7640173998. The cubic root of 2031013219 is about 1266.4000432431.

The spelling of 2031013219 in words is "two billion, thirty-one million, thirteen thousand, two hundred nineteen".