2321117998 has 8 divisors (see below), whose sum is σ = 3508255080. Its totient is φ = 1151699640.

The previous prime is 2321117969. The next prime is 2321118017. The reversal of 2321117998 is 8997111232.

2321117998 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4429353 + ... + 4429876.

It is an arithmetic number, because the mean of its divisors is an integer number (438531885).

Almost surely, 2^2321117998 is an apocalyptic number.

2321117998 is a deficient number, since it is larger than the sum of its proper divisors (1187137082).

2321117998 is a wasteful number, since it uses less digits than its factorization.

2321117998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8859362.

The product of its digits is 54432, while the sum is 43.

The square root of 2321117998 is about 48177.9825023838. The cubic root of 2321117998 is about 1324.0338033647.

It can be divided in two parts, 23211 and 17998, that added together give a square (41209 = 203²).

The spelling of 2321117998 in words is "two billion, three hundred twenty-one million, one hundred seventeen thousand, nine hundred ninety-eight".