2112403032 has 48 divisors (see below), whose sum is σ = 5724168840. Its totient is φ = 703755648.

The previous prime is 2112403009. The next prime is 2112403039. The reversal of 2112403032 is 2303042112.

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

It is a junction number, because it is equal to n+sod(n) for n = 2112402996 and 2112403014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112403039) 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, 148203 + ... + 161829.

Almost surely, 2^2112403032 is an apocalyptic number.

It is an amenable number.

2112403032 is an abundant number, since it is smaller than the sum of its proper divisors (3611765808).

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

2112403032 is a wasteful number, since it uses less digits than its factorization.

2112403032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15792 (or 15785 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2112403032 is about 45960.8858922454. The cubic root of 2112403032 is about 1283.0953391166.

Adding to 2112403032 its reverse (2303042112), we get a palindrome (4415445144).

The spelling of 2112403032 in words is "two billion, one hundred twelve million, four hundred three thousand, thirty-two".