2112255126 has 12 divisors (see below), whose sum is σ = 4576552812. Its totient is φ = 704085036.

The previous prime is 2112255031. The next prime is 2112255133. The reversal of 2112255126 is 6215522112.

2112255126 is a `hidden beast` number, since 21 + 122 + 5 + 512 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 2112255126.

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 5 ways as a sum of consecutive naturals, for example, 58673736 + ... + 58673771.

It is an arithmetic number, because the mean of its divisors is an integer number (381379401).

Almost surely, 2^2112255126 is an apocalyptic number.

2112255126 is an abundant number, since it is smaller than the sum of its proper divisors (2464297686).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2112255126 is a wasteful number, since it uses less digits than its factorization.

2112255126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117347515 (or 117347512 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The square root of 2112255126 is about 45959.2768219867. The cubic root of 2112255126 is about 1283.0653918755.

Adding to 2112255126 its reverse (6215522112), we get a palindrome (8327777238).

The spelling of 2112255126 in words is "two billion, one hundred twelve million, two hundred fifty-five thousand, one hundred twenty-six".