2220112123 has 8 divisors (see below), whose sum is σ = 2228317200. Its totient is φ = 2211921408.

The previous prime is 2220112087. The next prime is 2220112159. The reversal of 2220112123 is 3212110222.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2220112087) and next prime (2220112159).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2220112123 - 2¹⁷ = 2219981051 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2220112097 and 2220112106.

It is not an unprimeable number, because it can be changed into a prime (2220118123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 377040 + ... + 382882.

It is an arithmetic number, because the mean of its divisors is an integer number (278539650).

Almost surely, 2^2220112123 is an apocalyptic number.

2220112123 is a deficient number, since it is larger than the sum of its proper divisors (8205077).

2220112123 is an equidigital number, since it uses as much as digits as its factorization.

2220112123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7181.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2220112123 is about 47118.0657816087. The cubic root of 2220112123 is about 1304.5427116297.

Adding to 2220112123 its reverse (3212110222), we get a palindrome (5432222345).

The spelling of 2220112123 in words is "two billion, two hundred twenty million, one hundred twelve thousand, one hundred twenty-three".