122230222025 has 6 divisors (see below), whose sum is σ = 151565475342. Its totient is φ = 97784177600.

The previous prime is 122230222021. The next prime is 122230222027. The reversal of 122230222025 is 520222032221.

It can be written as a sum of positive squares in 3 ways, for example, as 26291973904 + 95938248121 = 162148^2 + 309739^2 .

It is not a de Polignac number, because 122230222025 - 2² = 122230222021 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (122230222021) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2444604416 + ... + 2444604465.

It is an arithmetic number, because the mean of its divisors is an integer number (25260912557).

Almost surely, 2^122230222025 is an apocalyptic number.

It is an amenable number.

122230222025 is a deficient number, since it is larger than the sum of its proper divisors (29335253317).

122230222025 is an equidigital number, since it uses as much as digits as its factorization.

122230222025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4889208891 (or 4889208886 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 122230222025 its reverse (520222032221), we get a palindrome (642452254246).

The spelling of 122230222025 in words is "one hundred twenty-two billion, two hundred thirty million, two hundred twenty-two thousand, twenty-five".