1112220223 has 16 divisors (see below), whose sum is σ = 1244436480. Its totient is φ = 988580736.

The previous prime is 1112220163. The next prime is 1112220283. The reversal of 1112220223 is 3220222111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1112220163) and next prime (1112220283).

It is not a de Polignac number, because 1112220223 - 2⁹ = 1112219711 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1112220197 and 1112220206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112220283) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12886 + ... + 48892.

It is an arithmetic number, because the mean of its divisors is an integer number (77777280).

Almost surely, 2^1112220223 is an apocalyptic number.

1112220223 is a deficient number, since it is larger than the sum of its proper divisors (132216257).

1112220223 is a wasteful number, since it uses less digits than its factorization.

1112220223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36126.

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

The square root of 1112220223 is about 33349.9658620515. The cubic root of 1112220223 is about 1036.0886808973.

Adding to 1112220223 its reverse (3220222111), we get a palindrome (4332442334).

It can be divided in two parts, 11122202 and 23, that added together give a square (11122225 = 3335²).

The spelling of 1112220223 in words is "one billion, one hundred twelve million, two hundred twenty thousand, two hundred twenty-three".