1202446898021 has 2 divisors, whose sum is σ = 1202446898022. Its totient is φ = 1202446898020.

The previous prime is 1202446897957. The next prime is 1202446898033. The reversal of 1202446898021 is 1208986442021.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 619077844225 + 583369053796 = 786815^2 + 763786^2 .

It is a cyclic number.

It is not a de Polignac number, because 1202446898021 - 2⁶ = 1202446897957 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1202446898071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601223449010 + 601223449011.

It is an arithmetic number, because the mean of its divisors is an integer number (601223449011).

Almost surely, 2^{1202446898021} is an apocalyptic number.

It is an amenable number.

1202446898021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202446898021 is an equidigital number, since it uses as much as digits as its factorization.

1202446898021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 442368, while the sum is 47.

The spelling of 1202446898021 in words is "one trillion, two hundred two billion, four hundred forty-six million, eight hundred ninety-eight thousand, twenty-one".