2321770000 has 100 divisors (see below), whose sum is σ = 6132549456. Its totient is φ = 844240000.

The previous prime is 2321769997. The next prime is 2321770013. The reversal of 2321770000 is 771232.

It is a tau number, because it is divible by the number of its divisors (100).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 99447 + ... + 120553.

Almost surely, 2^2321770000 is an apocalyptic number.

2321770000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2321770000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3066274728).

2321770000 is an abundant number, since it is smaller than the sum of its proper divisors (3810779456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2321770000 is a wasteful number, since it uses less digits than its factorization.

2321770000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21146 (or 21125 counting only the distinct ones).

The product of its (nonzero) digits is 588, while the sum is 22.

The square root of 2321770000 is about 48184.7486244351. The cubic root of 2321770000 is about 1324.1577654483.

The spelling of 2321770000 in words is "two billion, three hundred twenty-one million, seven hundred seventy thousand".