2110221959 has 2 divisors, whose sum is σ = 2110221960. Its totient is φ = 2110221958.

The previous prime is 2110221941. The next prime is 2110222001. The reversal of 2110221959 is 9591220112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2110221959 - 2²⁰ = 2109173383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2110221559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055110979 + 1055110980.

It is an arithmetic number, because the mean of its divisors is an integer number (1055110980).

Almost surely, 2^2110221959 is an apocalyptic number.

2110221959 is a deficient number, since it is larger than the sum of its proper divisors (1).

2110221959 is an equidigital number, since it uses as much as digits as its factorization.

2110221959 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 32.

The square root of 2110221959 is about 45937.1522735139. The cubic root of 2110221959 is about 1282.6535849821.

The spelling of 2110221959 in words is "two billion, one hundred ten million, two hundred twenty-one thousand, nine hundred fifty-nine".