2103042432 has 32 divisors (see below), whose sum is σ = 5586207480. Its totient is φ = 701014016.

The previous prime is 2103042419. The next prime is 2103042437. The reversal of 2103042432 is 2342403012.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 2103042399 and 2103042408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103042437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2737953 + ... + 2738720.

Almost surely, 2^2103042432 is an apocalyptic number.

It is an amenable number.

2103042432 is an abundant number, since it is smaller than the sum of its proper divisors (3483165048).

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

2103042432 is an equidigital number, since it uses as much as digits as its factorization.

2103042432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5476690 (or 5476678 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 2103042432 is about 45858.9405895950. The cubic root of 2103042432 is about 1281.1972911824.

Adding to 2103042432 its reverse (2342403012), we get a palindrome (4445445444).

The spelling of 2103042432 in words is "two billion, one hundred three million, forty-two thousand, four hundred thirty-two".