112212132 has 12 divisors (see below), whose sum is σ = 261828336. Its totient is φ = 37404040.

The previous prime is 112212131. The next prime is 112212137. The reversal of 112212132 is 231212211.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (112212131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4675494 + ... + 4675517.

It is an arithmetic number, because the mean of its divisors is an integer number (21819028).

Almost surely, 2^112212132 is an apocalyptic number.

112212132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

112212132 is an abundant number, since it is smaller than the sum of its proper divisors (149616204).

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

112212132 is a wasteful number, since it uses less digits than its factorization.

112212132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9351018 (or 9351016 counting only the distinct ones).

The product of its digits is 48, while the sum is 15.

The square root of 112212132 is about 10593.0227980497. The cubic root of 112212132 is about 482.3325872703.

Adding to 112212132 its reverse (231212211), we get a palindrome (343424343).

The spelling of 112212132 in words is "one hundred twelve million, two hundred twelve thousand, one hundred thirty-two".