2209779022 has 16 divisors (see below), whose sum is σ = 3621002112. Its totient is φ = 1003056120.

The previous prime is 2209779007. The next prime is 2209779031.

2209779022 is nontrivially palindromic in base 10.

2209779022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53088 + ... + 85075.

It is an arithmetic number, because the mean of its divisors is an integer number (226312632).

Almost surely, 2^2209779022 is an apocalyptic number.

2209779022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2209779022 is a deficient number, since it is larger than the sum of its proper divisors (1411223090).

2209779022 is a wasteful number, since it uses less digits than its factorization.

2209779022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138903.

The product of its (nonzero) digits is 63504, while the sum is 40.

The square root of 2209779022 is about 47008.2867375530. The cubic root of 2209779022 is about 1302.5156459623.

The spelling of 2209779022 in words is "two billion, two hundred nine million, seven hundred seventy-nine thousand, twenty-two".