2089327207921 has 2 divisors, whose sum is σ = 2089327207922. Its totient is φ = 2089327207920.

The previous prime is 2089327207909. The next prime is 2089327207987. The reversal of 2089327207921 is 1297027239802.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1528348677696 + 560978530225 = 1236264^2 + 748985^2 .

It is a cyclic number.

It is not a de Polignac number, because 2089327207921 - 2³⁹ = 1539571394033 is a prime.

It is not a weakly prime, because it can be changed into another prime (2089427207921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1044663603960 + 1044663603961.

It is an arithmetic number, because the mean of its divisors is an integer number (1044663603961).

Almost surely, 2^{2089327207921} is an apocalyptic number.

It is an amenable number.

2089327207921 is a deficient number, since it is larger than the sum of its proper divisors (1).

2089327207921 is an equidigital number, since it uses as much as digits as its factorization.

2089327207921 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1524096, while the sum is 52.

The spelling of 2089327207921 in words is "two trillion, eighty-nine billion, three hundred twenty-seven million, two hundred seven thousand, nine hundred twenty-one".