2112126114655 has 4 divisors (see below), whose sum is σ = 2534551337592. Its totient is φ = 1689700891720.

The previous prime is 2112126114551. The next prime is 2112126114689. The reversal of 2112126114655 is 5564116212112.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2112126114655 - 2²⁵ = 2112092560223 is a prime.

It is a super-2 number, since 2×2112126114655² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211212611461 + ... + 211212611470.

It is an arithmetic number, because the mean of its divisors is an integer number (633637834398).

Almost surely, 2^{2112126114655} is an apocalyptic number.

2112126114655 is a deficient number, since it is larger than the sum of its proper divisors (422425222937).

2112126114655 is an equidigital number, since it uses as much as digits as its factorization.

2112126114655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422425222936.

The product of its digits is 28800, while the sum is 37.

The spelling of 2112126114655 in words is "two trillion, one hundred twelve billion, one hundred twenty-six million, one hundred fourteen thousand, six hundred fifty-five".