2222212002225 has 24 divisors (see below), whose sum is σ = 3693093766752. Its totient is φ = 1179038899200.

The previous prime is 2222212002193. The next prime is 2222212002251. The reversal of 2222212002225 is 5222002122222.

It is not a de Polignac number, because 2222212002225 - 2⁵ = 2222212002193 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2222212002195 and 2222212002204.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76745871 + ... + 76774820.

It is an arithmetic number, because the mean of its divisors is an integer number (153878906948).

Almost surely, 2^{2222212002225} is an apocalyptic number.

2222212002225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2222212002225 is a deficient number, since it is larger than the sum of its proper divisors (1470881764527).

2222212002225 is a wasteful number, since it uses less digits than its factorization.

2222212002225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153520897 (or 153520892 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 24.

Adding to 2222212002225 its reverse (5222002122222), we get a palindrome (7444214124447).

The spelling of 2222212002225 in words is "two trillion, two hundred twenty-two billion, two hundred twelve million, two thousand, two hundred twenty-five".