1120321002991 has 2 divisors, whose sum is σ = 1120321002992. Its totient is φ = 1120321002990.

The previous prime is 1120321002961. The next prime is 1120321003013. The reversal of 1120321002991 is 1992001230211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1120321002991 - 2⁷ = 1120321002863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120321002961) 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, 560160501495 + 560160501496.

It is an arithmetic number, because the mean of its divisors is an integer number (560160501496).

Almost surely, 2^{1120321002991} is an apocalyptic number.

1120321002991 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120321002991 is an equidigital number, since it uses as much as digits as its factorization.

1120321002991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 31.

The spelling of 1120321002991 in words is "one trillion, one hundred twenty billion, three hundred twenty-one million, two thousand, nine hundred ninety-one".