12112220003 has 16 divisors (see below), whose sum is σ = 13616418816. Its totient is φ = 10690188960.

The previous prime is 12112219991. The next prime is 12112220017. The reversal of 12112220003 is 30002221121.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12112220003 - 2¹⁸ = 12111957859 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12112220003.

It is not an unprimeable number, because it can be changed into a prime (12112270003) 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, 940538 + ... + 953328.

It is an arithmetic number, because the mean of its divisors is an integer number (851026176).

Almost surely, 2^12112220003 is an apocalyptic number.

12112220003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12112220003 is a deficient number, since it is larger than the sum of its proper divisors (1504198813).

12112220003 is a wasteful number, since it uses less digits than its factorization.

12112220003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15994.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 12112220003 its reverse (30002221121), we get a palindrome (42114441124).

The spelling of 12112220003 in words is "twelve billion, one hundred twelve million, two hundred twenty thousand, three".