2203992622225 has 27 divisors (see below), whose sum is σ = 2762318487411. Its totient is φ = 1744446758400.

The previous prime is 2203992622219. The next prime is 2203992622277. The reversal of 2203992622225 is 5222262993022.

The square root of 2203992622225 is 1484585.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 13 ways, for example, as 350626226769 + 1853366395456 = 592137^2 + 1361384^2 .

It is not a de Polignac number, because 2203992622225 - 2²¹ = 2203990525073 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 720022195 + ... + 720025255.

Almost surely, 2^{2203992622225} is an apocalyptic number.

2203992622225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2203992622225 is the 1484585-th square number.

2203992622225 is the 742293-rd centered octagonal number.

It is an amenable number.

2203992622225 is a deficient number, since it is larger than the sum of its proper divisors (558325865186).

2203992622225 is an frugal number, since it uses more digits than its factorization.

2203992622225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6326 (or 3163 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 46.

The spelling of 2203992622225 in words is "two trillion, two hundred three billion, nine hundred ninety-two million, six hundred twenty-two thousand, two hundred twenty-five".