2080240868221 has 2 divisors, whose sum is σ = 2080240868222. Its totient is φ = 2080240868220.

The previous prime is 2080240868201. The next prime is 2080240868239. The reversal of 2080240868221 is 1228680420802.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1913767892100 + 166472976121 = 1383390^2 + 408011^2 .

It is a cyclic number.

It is not a de Polignac number, because 2080240868221 - 2²⁹ = 2079703997309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2080240868201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1040120434110 + 1040120434111.

It is an arithmetic number, because the mean of its divisors is an integer number (1040120434111).

Almost surely, 2^{2080240868221} is an apocalyptic number.

It is an amenable number.

2080240868221 is a deficient number, since it is larger than the sum of its proper divisors (1).

2080240868221 is an equidigital number, since it uses as much as digits as its factorization.

2080240868221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 196608, while the sum is 43.

The spelling of 2080240868221 in words is "two trillion, eighty billion, two hundred forty million, eight hundred sixty-eight thousand, two hundred twenty-one".