1022241209791 has 2 divisors, whose sum is σ = 1022241209792. Its totient is φ = 1022241209790.

The previous prime is 1022241209687. The next prime is 1022241209819. The reversal of 1022241209791 is 1979021422201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1022241209791 - 2¹⁹ = 1022240685503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1022241204791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511120604895 + 511120604896.

It is an arithmetic number, because the mean of its divisors is an integer number (511120604896).

Almost surely, 2^{1022241209791} is an apocalyptic number.

1022241209791 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022241209791 is an equidigital number, since it uses as much as digits as its factorization.

1022241209791 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 40.

The spelling of 1022241209791 in words is "one trillion, twenty-two billion, two hundred forty-one million, two hundred nine thousand, seven hundred ninety-one".