115222221125 has 16 divisors (see below), whose sum is σ = 156869818560. Its totient is φ = 83797978000.

The previous prime is 115222221083. The next prime is 115222221137. The reversal of 115222221125 is 521122222511.

It is not a de Polignac number, because 115222221125 - 2³⁰ = 114148479301 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 115222221094 and 115222221103.

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 15 ways as a sum of consecutive naturals, for example, 41897615 + ... + 41900364.

It is an arithmetic number, because the mean of its divisors is an integer number (9804363660).

Almost surely, 2^115222221125 is an apocalyptic number.

It is an amenable number.

115222221125 is a deficient number, since it is larger than the sum of its proper divisors (41647597435).

115222221125 is an equidigital number, since it uses as much as digits as its factorization.

115222221125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83798005 (or 83797995 counting only the distinct ones).

The product of its digits is 1600, while the sum is 26.

Adding to 115222221125 its reverse (521122222511), we get a palindrome (636344443636).

The spelling of 115222221125 in words is "one hundred fifteen billion, two hundred twenty-two million, two hundred twenty-one thousand, one hundred twenty-five".