22142204041225 has 12 divisors (see below), whose sum is σ = 27457384138380. Its totient is φ = 17713085086400.

The previous prime is 22142204041219. The next prime is 22142204041231. The reversal of 22142204041225 is 52214040224122.

It is an interprime number because it is at equal distance from previous prime (22142204041219) and next prime (22142204041231).

It can be written as a sum of positive squares in 6 ways, for example, as 1081566720256 + 21060637320969 = 1039984^2 + 4589187^2 .

It is not a de Polignac number, because 22142204041225 - 2³⁵ = 22107844302857 is a prime.

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, 16287070 + ... + 17594119.

It is an arithmetic number, because the mean of its divisors is an integer number (2288115344865).

Almost surely, 2^{22142204041225} is an apocalyptic number.

22142204041225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22142204041225 is a deficient number, since it is larger than the sum of its proper divisors (5315180097155).

22142204041225 is a wasteful number, since it uses less digits than its factorization.

22142204041225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33907340 (or 33907335 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 31.

Adding to 22142204041225 its reverse (52214040224122), we get a palindrome (74356244265347).

The spelling of 22142204041225 in words is "twenty-two trillion, one hundred forty-two billion, two hundred four million, forty-one thousand, two hundred twenty-five".