2126112263 has 4 divisors (see below), whose sum is σ = 2319395208. Its totient is φ = 1932829320.

The previous prime is 2126112221. The next prime is 2126112271. The reversal of 2126112263 is 3622116212.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2126112263 - 2²⁴ = 2109335047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2126112563) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 96641456 + ... + 96641477.

It is an arithmetic number, because the mean of its divisors is an integer number (579848802).

Almost surely, 2^2126112263 is an apocalyptic number.

2126112263 is a deficient number, since it is larger than the sum of its proper divisors (193282945).

2126112263 is a wasteful number, since it uses less digits than its factorization.

2126112263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193282944.

The product of its digits is 1728, while the sum is 26.

The square root of 2126112263 is about 46109.7848943150. The cubic root of 2126112263 is about 1285.8650653322.

Adding to 2126112263 its reverse (3622116212), we get a palindrome (5748228475).

The spelling of 2126112263 in words is "two billion, one hundred twenty-six million, one hundred twelve thousand, two hundred sixty-three".