2090505112321 has 8 divisors (see below), whose sum is σ = 2200550227200. Its totient is φ = 1980461850480.

The previous prime is 2090505112259. The next prime is 2090505112349. The reversal of 2090505112321 is 1232115050902.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2090505112321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2090505112361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2264235 + ... + 3050863.

It is an arithmetic number, because the mean of its divisors is an integer number (275068778400).

Almost surely, 2^{2090505112321} is an apocalyptic number.

It is an amenable number.

2090505112321 is a deficient number, since it is larger than the sum of its proper divisors (110045114879).

2090505112321 is a wasteful number, since it uses less digits than its factorization.

2090505112321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926519.

The product of its (nonzero) digits is 5400, while the sum is 31.

The spelling of 2090505112321 in words is "two trillion, ninety billion, five hundred five million, one hundred twelve thousand, three hundred twenty-one".