22200001025 has 24 divisors (see below), whose sum is σ = 27686942208. Its totient is φ = 17657640000.

The previous prime is 22200001007. The next prime is 22200001069. The reversal of 22200001025 is 52010000222.

It is a de Polignac number, because none of the positive numbers 2^k-22200001025 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7758095 + ... + 7760955.

It is an arithmetic number, because the mean of its divisors is an integer number (1153622592).

Almost surely, 2^22200001025 is an apocalyptic number.

22200001025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22200001025 is a deficient number, since it is larger than the sum of its proper divisors (5486941183).

22200001025 is a wasteful number, since it uses less digits than its factorization.

22200001025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4553 (or 4548 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

Adding to 22200001025 its reverse (52010000222), we get a palindrome (74210001247).

The spelling of 22200001025 in words is "twenty-two billion, two hundred million, one thousand, twenty-five".