55122133324225 has 12 divisors (see below), whose sum is σ = 74565213078960. Its totient is φ = 40088824235600.

The previous prime is 55122133324123. The next prime is 55122133324231. The reversal of 55122133324225 is 52242333122155.

It is not a de Polignac number, because 55122133324225 - 2²¹ = 55122131227073 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100222060315 + ... + 100222060864.

It is an arithmetic number, because the mean of its divisors is an integer number (6213767756580).

Almost surely, 2^{55122133324225} is an apocalyptic number.

55122133324225 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

55122133324225 is a deficient number, since it is larger than the sum of its proper divisors (19443079754735).

55122133324225 is a wasteful number, since it uses less digits than its factorization.

55122133324225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200444121200 (or 200444121195 counting only the distinct ones).

The product of its digits is 432000, while the sum is 40.

The spelling of 55122133324225 in words is "fifty-five trillion, one hundred twenty-two billion, one hundred thirty-three million, three hundred twenty-four thousand, two hundred twenty-five".