2222021239 has 2 divisors, whose sum is σ = 2222021240. Its totient is φ = 2222021238.

The previous prime is 2222021233. The next prime is 2222021251. The reversal of 2222021239 is 9321202222.

2222021239 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2222021239 - 2²⁵ = 2188466807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2222021233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111010619 + 1111010620.

It is an arithmetic number, because the mean of its divisors is an integer number (1111010620).

Almost surely, 2^2222021239 is an apocalyptic number.

2222021239 is a deficient number, since it is larger than the sum of its proper divisors (1).

2222021239 is an equidigital number, since it uses as much as digits as its factorization.

2222021239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 2222021239 is about 47138.3202819108. The cubic root of 2222021239 is about 1304.9165380679.

The spelling of 2222021239 in words is "two billion, two hundred twenty-two million, twenty-one thousand, two hundred thirty-nine".