12112233213100 has 36 divisors (see below), whose sum is σ = 26392606482088. Its totient is φ = 4824789984000.

The previous prime is 12112233213097. The next prime is 12112233213107. The reversal of 12112233213100 is 131233221121.

It is a super-2 number, since 2×12112233213100² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12112233213107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 251267046 + ... + 251315245.

Almost surely, 2^{12112233213100} is an apocalyptic number.

12112233213100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12112233213100 is an abundant number, since it is smaller than the sum of its proper divisors (14280373268988).

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

12112233213100 is a wasteful number, since it uses less digits than its factorization.

12112233213100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502582546 (or 502582539 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 12112233213100 its reverse (131233221121), we get a palindrome (12243466434221).

The spelling of 12112233213100 in words is "twelve trillion, one hundred twelve billion, two hundred thirty-three million, two hundred thirteen thousand, one hundred".