2211132123 has 12 divisors (see below), whose sum is σ = 3195900760. Its totient is φ = 1473145056.

The previous prime is 2211132107. The next prime is 2211132127. The reversal of 2211132123 is 3212311122.

It is not a de Polignac number, because 2211132123 - 2⁴ = 2211132107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2211132096 and 2211132105.

It is not an unprimeable number, because it can be changed into a prime (2211132127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63586 + ... + 92007.

Almost surely, 2^2211132123 is an apocalyptic number.

2211132123 is a deficient number, since it is larger than the sum of its proper divisors (984768637).

2211132123 is a wasteful number, since it uses less digits than its factorization.

2211132123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157178 (or 157175 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 2211132123 is about 47022.6766890189. The cubic root of 2211132123 is about 1302.7814456344.

Adding to 2211132123 its reverse (3212311122), we get a palindrome (5423443245).

The spelling of 2211132123 in words is "two billion, two hundred eleven million, one hundred thirty-two thousand, one hundred twenty-three".