12220112043 has 6 divisors (see below), whose sum is σ = 17651272964. Its totient is φ = 8146741356.

The previous prime is 12220112027. The next prime is 12220112059. The reversal of 12220112043 is 34021102221.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12220112027) and next prime (12220112059).

It is not a de Polignac number, because 12220112043 - 2⁴ = 12220112027 is a prime.

It is a super-2 number, since 2×12220112043² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12220110043) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 678895105 + ... + 678895122.

Almost surely, 2^12220112043 is an apocalyptic number.

12220112043 is a deficient number, since it is larger than the sum of its proper divisors (5431160921).

12220112043 is a wasteful number, since it uses less digits than its factorization.

12220112043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1357790233 (or 1357790230 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 12220112043 its reverse (34021102221), we get a palindrome (46241214264).

The spelling of 12220112043 in words is "twelve billion, two hundred twenty million, one hundred twelve thousand, forty-three".