2022121021589 has 2 divisors, whose sum is σ = 2022121021590. Its totient is φ = 2022121021588.

The previous prime is 2022121021559. The next prime is 2022121021603. The reversal of 2022121021589 is 9851201212202.

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., 1937691840100 + 84429181489 = 1392010^2 + 290567^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2022121021589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2022121021559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011060510794 + 1011060510795.

It is an arithmetic number, because the mean of its divisors is an integer number (1011060510795).

Almost surely, 2^{2022121021589} is an apocalyptic number.

It is an amenable number.

2022121021589 is a deficient number, since it is larger than the sum of its proper divisors (1).

2022121021589 is an equidigital number, since it uses as much as digits as its factorization.

2022121021589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 35.

The spelling of 2022121021589 in words is "two trillion, twenty-two billion, one hundred twenty-one million, twenty-one thousand, five hundred eighty-nine".