2132321225 has 6 divisors (see below), whose sum is σ = 2644078350. Its totient is φ = 1705856960.

The previous prime is 2132321207. The next prime is 2132321249. The reversal of 2132321225 is 5221232312.

It can be written as a sum of positive squares in 3 ways, for example, as 295427344 + 1836893881 = 17188^2 + 42859^2 .

It is not a de Polignac number, because 2132321225 - 2⁸ = 2132320969 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2132321225.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 42646400 + ... + 42646449.

It is an arithmetic number, because the mean of its divisors is an integer number (440679725).

Almost surely, 2^2132321225 is an apocalyptic number.

2132321225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2132321225 is a deficient number, since it is larger than the sum of its proper divisors (511757125).

2132321225 is an equidigital number, since it uses as much as digits as its factorization.

2132321225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85292859 (or 85292854 counting only the distinct ones).

The product of its digits is 1440, while the sum is 23.

The square root of 2132321225 is about 46177.0638412621. The cubic root of 2132321225 is about 1287.1155681355.

Adding to 2132321225 its reverse (5221232312), we get a palindrome (7353553537).

The spelling of 2132321225 in words is "two billion, one hundred thirty-two million, three hundred twenty-one thousand, two hundred twenty-five".