22233254420225 has 48 divisors (see below), whose sum is σ = 30023098934400. Its totient is φ = 16268249249280.

The previous prime is 22233254420191. The next prime is 22233254420243. The reversal of 22233254420225 is 52202445233222.

It is not a de Polignac number, because 22233254420225 - 2¹⁸ = 22233254158081 is a prime.

It is a super-2 number, since 2×22233254420225² (a number of 27 digits) contains 22 as substring.

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, 223339412 + ... + 223438938.

It is an arithmetic number, because the mean of its divisors is an integer number (625481227800).

Almost surely, 2^{22233254420225} is an apocalyptic number.

22233254420225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22233254420225 is a deficient number, since it is larger than the sum of its proper divisors (7789844514175).

22233254420225 is a wasteful number, since it uses less digits than its factorization.

22233254420225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115802 (or 115797 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 38.

Adding to 22233254420225 its reverse (52202445233222), we get a palindrome (74435699653447).

The spelling of 22233254420225 in words is "twenty-two trillion, two hundred thirty-three billion, two hundred fifty-four million, four hundred twenty thousand, two hundred twenty-five".