2003213432 has 16 divisors (see below), whose sum is σ = 4097482200. Its totient is φ = 910551520.

The previous prime is 2003213423. The next prime is 2003213467. The reversal of 2003213432 is 2343123002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11381807 + ... + 11381982.

Almost surely, 2^2003213432 is an apocalyptic number.

2003213432 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2003213432 is an abundant number, since it is smaller than the sum of its proper divisors (2094268768).

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

2003213432 is a wasteful number, since it uses less digits than its factorization.

2003213432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22763806 (or 22763802 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 2003213432 is about 44757.2723923163. The cubic root of 2003213432 is about 1260.5954672612.

Adding to 2003213432 its reverse (2343123002), we get a palindrome (4346336434).

The spelling of 2003213432 in words is "two billion, three million, two hundred thirteen thousand, four hundred thirty-two".