2131320119 has 2 divisors, whose sum is σ = 2131320120. Its totient is φ = 2131320118.

The previous prime is 2131320077. The next prime is 2131320127. The reversal of 2131320119 is 9110231312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2131320119 - 2¹² = 2131316023 is a prime.

It is a super-2 number, since 2×2131320119² = 9085050899308348322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2131320094 and 2131320103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2131320619) 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, 1065660059 + 1065660060.

It is an arithmetic number, because the mean of its divisors is an integer number (1065660060).

Almost surely, 2^2131320119 is an apocalyptic number.

2131320119 is a deficient number, since it is larger than the sum of its proper divisors (1).

2131320119 is an equidigital number, since it uses as much as digits as its factorization.

2131320119 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 23.

The square root of 2131320119 is about 46166.2227066499. Note that the first 3 decimals coincide. The cubic root of 2131320119 is about 1286.9141068034.

The spelling of 2131320119 in words is "two billion, one hundred thirty-one million, three hundred twenty thousand, one hundred nineteen".