222004223125 has 10 divisors (see below), whose sum is σ = 277416477998. Its totient is φ = 177603378000.

The previous prime is 222004223083. The next prime is 222004223141. The reversal of 222004223125 is 521322400222.

It can be written as a sum of positive squares in 5 ways, for example, as 112129210449 + 109875012676 = 334857^2 + 331474^2 .

It is not a de Polignac number, because 222004223125 - 2⁹ = 222004222613 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222004223125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 177602754 + ... + 177604003.

Almost surely, 2^222004223125 is an apocalyptic number.

222004223125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

222004223125 is a deficient number, since it is larger than the sum of its proper divisors (55412254873).

222004223125 is an frugal number, since it uses more digits than its factorization.

222004223125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355206777 (or 355206762 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 222004223125 its reverse (521322400222), we get a palindrome (743326623347).

The spelling of 222004223125 in words is "two hundred twenty-two billion, four million, two hundred twenty-three thousand, one hundred twenty-five".