1000232112 has 160 divisors (see below), whose sum is σ = 2967238656. Its totient is φ = 287539200.

The previous prime is 1000232089. The next prime is 1000232113. The reversal of 1000232112 is 2112320001.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (1000232113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 866928 + ... + 868080.

Almost surely, 2^1000232112 is an apocalyptic number.

1000232112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1000232112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1483619328).

1000232112 is an abundant number, since it is smaller than the sum of its proper divisors (1967006544).

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

1000232112 is a wasteful number, since it uses less digits than its factorization.

1000232112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1259 (or 1253 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1000232112 is about 31626.4464017063. The cubic root of 1000232112 is about 1000.0773646812.

Adding to 1000232112 its reverse (2112320001), we get a palindrome (3112552113).

The spelling of 1000232112 in words is "one billion, two hundred thirty-two thousand, one hundred twelve".