1112232312 has 24 divisors (see below), whose sum is σ = 3012296040. Its totient is φ = 370744080.

The previous prime is 1112232217. The next prime is 1112232323. The reversal of 1112232312 is 2132322111.

It is a tau number, because it is divible by the number of its divisors (24).

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

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

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 7723764 + ... + 7723907.

It is an arithmetic number, because the mean of its divisors is an integer number (125512335).

Almost surely, 2^1112232312 is an apocalyptic number.

1112232312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1112232312 is an abundant number, since it is smaller than the sum of its proper divisors (1900063728).

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

1112232312 is a wasteful number, since it uses less digits than its factorization.

1112232312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15447683 (or 15447676 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 1112232312 is about 33350.1471061223. The cubic root of 1112232312 is about 1036.0924347194.

Adding to 1112232312 its reverse (2132322111), we get a palindrome (3244554423).

It can be divided in two parts, 11122 and 32312, that added together give a palindrome (43434).

The spelling of 1112232312 in words is "one billion, one hundred twelve million, two hundred thirty-two thousand, three hundred twelve".