22220555325 has 12 divisors (see below), whose sum is σ = 36737984928. Its totient is φ = 11850962800.

The previous prime is 22220555311. The next prime is 22220555351. The reversal of 22220555325 is 52355502222.

It is a happy number.

It is not a de Polignac number, because 22220555325 - 2¹⁴ = 22220538941 is a prime.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 148136961 + ... + 148137110.

It is an arithmetic number, because the mean of its divisors is an integer number (3061498744).

Almost surely, 2^22220555325 is an apocalyptic number.

22220555325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22220555325 is a deficient number, since it is larger than the sum of its proper divisors (14517429603).

22220555325 is a wasteful number, since it uses less digits than its factorization.

22220555325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296274084 (or 296274079 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 33.

The spelling of 22220555325 in words is "twenty-two billion, two hundred twenty million, five hundred fifty-five thousand, three hundred twenty-five".