2321225500 has 48 divisors (see below), whose sum is σ = 5530438368. Its totient is φ = 844080000.

The previous prime is 2321225477. The next prime is 2321225513. The reversal of 2321225500 is 55221232.

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205521 + ... + 216520.

It is an arithmetic number, because the mean of its divisors is an integer number (115217466).

Almost surely, 2^2321225500 is an apocalyptic number.

2321225500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2321225500 is an abundant number, since it is smaller than the sum of its proper divisors (3209212868).

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

2321225500 is a wasteful number, since it uses less digits than its factorization.

2321225500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422071 (or 422059 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 2321225500 is about 48179.0981650757. The cubic root of 2321225500 is about 1324.0542438141.

Adding to 2321225500 its reverse (55221232), we get a palindrome (2376446732).

The spelling of 2321225500 in words is "two billion, three hundred twenty-one million, two hundred twenty-five thousand, five hundred".