2212110123 has 32 divisors (see below), whose sum is σ = 3156496896. Its totient is φ = 1374962688.

The previous prime is 2212110113. The next prime is 2212110127. The reversal of 2212110123 is 3210112122.

It is not a de Polignac number, because 2212110123 - 2¹⁷ = 2211979051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2212110127) 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 31 ways as a sum of consecutive naturals, for example, 445965 + ... + 450897.

It is an arithmetic number, because the mean of its divisors is an integer number (98640528).

Almost surely, 2^2212110123 is an apocalyptic number.

2212110123 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2212110123 is a deficient number, since it is larger than the sum of its proper divisors (944386773).

2212110123 is a wasteful number, since it uses less digits than its factorization.

2212110123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5123.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 2212110123 is about 47033.0747772246. The cubic root of 2212110123 is about 1302.9734939273.

Adding to 2212110123 its reverse (3210112122), we get a palindrome (5422222245).

The spelling of 2212110123 in words is "two billion, two hundred twelve million, one hundred ten thousand, one hundred twenty-three".