12112220201112 has 48 divisors (see below), whose sum is σ = 33142114572840. Its totient is φ = 3995783981568.

The previous prime is 12112220201101. The next prime is 12112220201201. The reversal of 12112220201112 is 21110202221121.

12112220201112 is a `hidden beast` number, since 121 + 12 + 220 + 201 + 112 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 867133638 + ... + 867147605.

Almost surely, 2^{12112220201112} is an apocalyptic number.

12112220201112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12112220201112 is an abundant number, since it is smaller than the sum of its proper divisors (21029894371728).

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

12112220201112 is a wasteful number, since it uses less digits than its factorization.

12112220201112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1734281352 (or 1734281345 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 12112220201112 its reverse (21110202221121), we get a palindrome (33222422422233).

The spelling of 12112220201112 in words is "twelve trillion, one hundred twelve billion, two hundred twenty million, two hundred one thousand, one hundred twelve".