2090218117 has 16 divisors (see below), whose sum is σ = 2282748160. Its totient is φ = 1902398400.

The previous prime is 2090218099. The next prime is 2090218147. The reversal of 2090218117 is 7118120902.

It is a cyclic number.

It is not a de Polignac number, because 2090218117 - 2¹⁹ = 2089693829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2090218147) 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, 295492 + ... + 302482.

It is an arithmetic number, because the mean of its divisors is an integer number (142671760).

Almost surely, 2^2090218117 is an apocalyptic number.

It is an amenable number.

2090218117 is a deficient number, since it is larger than the sum of its proper divisors (192530043).

2090218117 is a wasteful number, since it uses less digits than its factorization.

2090218117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7324.

The product of its (nonzero) digits is 2016, while the sum is 31.

The square root of 2090218117 is about 45718.9032786221. The cubic root of 2090218117 is about 1278.5877402798.

The spelling of 2090218117 in words is "two billion, ninety million, two hundred eighteen thousand, one hundred seventeen".