2043321250 has 20 divisors (see below), whose sum is σ = 3830003694. Its totient is φ = 817328000.

The previous prime is 2043321221. The next prime is 2043321251. The reversal of 2043321250 is 521233402.

It can be written as a sum of positive squares in 5 ways, for example, as 194407249 + 1848914001 = 13943^2 + 42999^2 .

It is not an unprimeable number, because it can be changed into a prime (2043321251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 816079 + ... + 818578.

Almost surely, 2^2043321250 is an apocalyptic number.

2043321250 is a deficient number, since it is larger than the sum of its proper divisors (1786682444).

2043321250 is an equidigital number, since it uses as much as digits as its factorization.

2043321250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1634679 (or 1634664 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2043321250 is about 45203.1110655008. Note that the first 3 decimals coincide. The cubic root of 2043321250 is about 1268.9530400543.

Adding to 2043321250 its reverse (521233402), we get a palindrome (2564554652).

The spelling of 2043321250 in words is "two billion, forty-three million, three hundred twenty-one thousand, two hundred fifty".