1331012119 has 2 divisors, whose sum is σ = 1331012120. Its totient is φ = 1331012118.

The previous prime is 1331012117. The next prime is 1331012147. The reversal of 1331012119 is 9112101331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1331012119 - 2¹ = 1331012117 is a prime.

It is a super-2 number, since 2×1331012119² = 3543186521849740322, which contains 22 as substring.

Together with 1331012117, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1331012119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1331012113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665506059 + 665506060.

It is an arithmetic number, because the mean of its divisors is an integer number (665506060).

Almost surely, 2^1331012119 is an apocalyptic number.

1331012119 is a deficient number, since it is larger than the sum of its proper divisors (1).

1331012119 is an equidigital number, since it uses as much as digits as its factorization.

1331012119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 22.

The square root of 1331012119 is about 36483.0387851670. The cubic root of 1331012119 is about 1100.0033385574.

The spelling of 1331012119 in words is "one billion, three hundred thirty-one million, twelve thousand, one hundred nineteen".