2320030091 has 4 divisors (see below), whose sum is σ = 2320156272. Its totient is φ = 2319903912.

The previous prime is 2320030087. The next prime is 2320030117. The reversal of 2320030091 is 1900300232.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2320030091 - 2² = 2320030087 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2320033091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29576 + ... + 74261.

It is an arithmetic number, because the mean of its divisors is an integer number (580039068).

Almost surely, 2^2320030091 is an apocalyptic number.

2320030091 is a deficient number, since it is larger than the sum of its proper divisors (126181).

2320030091 is a wasteful number, since it uses less digits than its factorization.

2320030091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126180.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 2320030091 is about 48166.6906793481. The cubic root of 2320030091 is about 1323.8269130149.

The spelling of 2320030091 in words is "two billion, three hundred twenty million, thirty thousand, ninety-one".