2125322240 has 48 divisors (see below), whose sum is σ = 5099552640. Its totient is φ = 850124800.

The previous prime is 2125322191. The next prime is 2125322261. The reversal of 2125322240 is 422235212.

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, 93536 + ... + 114015.

It is an arithmetic number, because the mean of its divisors is an integer number (106240680).

Almost surely, 2^2125322240 is an apocalyptic number.

2125322240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2125322240 is an abundant number, since it is smaller than the sum of its proper divisors (2974230400).

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

2125322240 is an equidigital number, since it uses as much as digits as its factorization.

2125322240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207578 (or 207558 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 2125322240 is about 46101.2173375064. The cubic root of 2125322240 is about 1285.7057779096.

Adding to 2125322240 its reverse (422235212), we get a palindrome (2547557452).

The spelling of 2125322240 in words is "two billion, one hundred twenty-five million, three hundred twenty-two thousand, two hundred forty".