422220242022225 has 48 divisors (see below), whose sum is σ = 698902615107840. Its totient is φ = 224915814720000.

The previous prime is 422220242022197. The next prime is 422220242022259. The reversal of 422220242022225 is 522220242022224.

It is a happy number.

It is not a de Polignac number, because 422220242022225 - 2²³ = 422220233633617 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4981848600 + ... + 4981933350.

It is an arithmetic number, because the mean of its divisors is an integer number (14560471148080).

Almost surely, 2^{422220242022225} is an apocalyptic number.

It is an amenable number.

422220242022225 is a deficient number, since it is larger than the sum of its proper divisors (276682373085615).

422220242022225 is a wasteful number, since it uses less digits than its factorization.

422220242022225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163130 (or 163125 counting only the distinct ones).

The product of its (nonzero) digits is 81920, while the sum is 33.

Adding to 422220242022225 its reverse (522220242022224), we get a palindrome (944440484044449).

Subtracting 422220242022225 from its reverse (522220242022224), we obtain a palindrome (99999999999999).

The spelling of 422220242022225 in words is "four hundred twenty-two trillion, two hundred twenty billion, two hundred forty-two million, twenty-two thousand, two hundred twenty-five".