12112233032 has 32 divisors (see below), whose sum is σ = 24875537400. Its totient is φ = 5503325184.

The previous prime is 12112233011. The next prime is 12112233037. The reversal of 12112233032 is 23033221121.

It can be written as a sum of positive squares in 4 ways, for example, as 12032773636 + 79459396 = 109694^2 + 8914^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12112232995 and 12112233013.

It is not an unprimeable number, because it can be changed into a prime (12112233037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1531583 + ... + 1539470.

Almost surely, 2^12112233032 is an apocalyptic number.

It is an amenable number.

12112233032 is an abundant number, since it is smaller than the sum of its proper divisors (12763304368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12112233032 is a wasteful number, since it uses less digits than its factorization.

12112233032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3071105 (or 3071101 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12112233032 its reverse (23033221121), we get a palindrome (35145454153).

The spelling of 12112233032 in words is "twelve billion, one hundred twelve million, two hundred thirty-three thousand, thirty-two".