2002220279 has 2 divisors, whose sum is σ = 2002220280. Its totient is φ = 2002220278.

The previous prime is 2002220267. The next prime is 2002220293. The reversal of 2002220279 is 9720222002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2002220279 - 2²⁴ = 1985443063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002220239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001110139 + 1001110140.

It is an arithmetic number, because the mean of its divisors is an integer number (1001110140).

Almost surely, 2^2002220279 is an apocalyptic number.

2002220279 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002220279 is an equidigital number, since it uses as much as digits as its factorization.

2002220279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 2002220279 is about 44746.1761383026. The cubic root of 2002220279 is about 1260.3871068494.

The spelling of 2002220279 in words is "two billion, two million, two hundred twenty thousand, two hundred seventy-nine".