112222561525 has 24 divisors (see below), whose sum is σ = 143201798784. Its totient is φ = 87197011200.

The previous prime is 112222561501. The next prime is 112222561543. The reversal of 112222561525 is 525165222211.

It is not a de Polignac number, because 112222561525 - 2²¹ = 112220464373 is a prime.

It is a Duffinian number.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 210612 + ... + 518461.

It is an arithmetic number, because the mean of its divisors is an integer number (5966741616).

Almost surely, 2^112222561525 is an apocalyptic number.

It is an amenable number.

112222561525 is a deficient number, since it is larger than the sum of its proper divisors (30979237259).

112222561525 is a wasteful number, since it uses less digits than its factorization.

112222561525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729261 (or 729256 counting only the distinct ones).

The product of its digits is 24000, while the sum is 34.

Adding to 112222561525 its reverse (525165222211), we get a palindrome (637387783736).

The spelling of 112222561525 in words is "one hundred twelve billion, two hundred twenty-two million, five hundred sixty-one thousand, five hundred twenty-five".