1121313211019 has 2 divisors, whose sum is σ = 1121313211020. Its totient is φ = 1121313211018.

The previous prime is 1121313211001. The next prime is 1121313211049. The reversal of 1121313211019 is 9101123131211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1121313211019 - 2¹⁶ = 1121313145483 is a prime.

It is a super-2 number, since 2×1121313211019² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1121313211049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560656605509 + 560656605510.

It is an arithmetic number, because the mean of its divisors is an integer number (560656605510).

Almost surely, 2^{1121313211019} is an apocalyptic number.

1121313211019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121313211019 is an equidigital number, since it uses as much as digits as its factorization.

1121313211019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 26.

The spelling of 1121313211019 in words is "one trillion, one hundred twenty-one billion, three hundred thirteen million, two hundred eleven thousand, nineteen".