2209111307 has 16 divisors (see below), whose sum is σ = 2445889152. Its totient is φ = 1981998720.

The previous prime is 2209111273. The next prime is 2209111319. The reversal of 2209111307 is 7031119022.

It is not a de Polignac number, because 2209111307 - 2¹⁰ = 2209110283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2209111397) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 636557 + ... + 640017.

It is an arithmetic number, because the mean of its divisors is an integer number (152868072).

Almost surely, 2^2209111307 is an apocalyptic number.

2209111307 is a deficient number, since it is larger than the sum of its proper divisors (236777845).

2209111307 is a wasteful number, since it uses less digits than its factorization.

2209111307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4838.

The product of its (nonzero) digits is 756, while the sum is 26.

The square root of 2209111307 is about 47001.1841021053. The cubic root of 2209111307 is about 1302.3844417651.

The spelling of 2209111307 in words is "two billion, two hundred nine million, one hundred eleven thousand, three hundred seven".