2209100139 has 24 divisors (see below), whose sum is σ = 3380403312. Its totient is φ = 1385372160.

The previous prime is 2209100123. The next prime is 2209100149. The reversal of 2209100139 is 9310019022.

It is not a de Polignac number, because 2209100139 - 2⁴ = 2209100123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2209100149) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 560004 + ... + 563934.

It is an arithmetic number, because the mean of its divisors is an integer number (140850138).

Almost surely, 2^2209100139 is an apocalyptic number.

2209100139 is a deficient number, since it is larger than the sum of its proper divisors (1171303173).

2209100139 is a wasteful number, since it uses less digits than its factorization.

2209100139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7627 (or 7624 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 2209100139 is about 47001.0652964377. The cubic root of 2209100139 is about 1302.3822470585.

The spelling of 2209100139 in words is "two billion, two hundred nine million, one hundred thousand, one hundred thirty-nine".