2243203214225 has 12 divisors (see below), whose sum is σ = 2781625571340. Its totient is φ = 1794528000000.

The previous prime is 2243203214209. The next prime is 2243203214227. The reversal of 2243203214225 is 5224123023422.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 990789307456 + 1252413906769 = 995384^2 + 1119113^2 .

It is not a de Polignac number, because 2243203214225 - 2⁴ = 2243203214209 is a prime.

It is a super-3 number, since 3×2243203214225³ (a number of 38 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2243203214191 and 2243203214200.

It is not an unprimeable number, because it can be changed into a prime (2243203214227) 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 11 ways as a sum of consecutive naturals, for example, 501725 + ... + 2176725.

It is an arithmetic number, because the mean of its divisors is an integer number (231802130945).

Almost surely, 2^{2243203214225} is an apocalyptic number.

2243203214225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2243203214225 is a deficient number, since it is larger than the sum of its proper divisors (538422357115).

2243203214225 is a wasteful number, since it uses less digits than its factorization.

2243203214225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1728580 (or 1728575 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 2243203214225 its reverse (5224123023422), we get a palindrome (7467326237647).

The spelling of 2243203214225 in words is "two trillion, two hundred forty-three billion, two hundred three million, two hundred fourteen thousand, two hundred twenty-five".