20000332003 has 4 divisors (see below), whose sum is σ = 20000645640. Its totient is φ = 20000018368.

The previous prime is 20000331979. The next prime is 20000332021. The reversal of 20000332003 is 30023300002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20000332003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20000332063) 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, 23233 + ... + 201346.

It is an arithmetic number, because the mean of its divisors is an integer number (5000161410).

Almost surely, 2^20000332003 is an apocalyptic number.

20000332003 is a deficient number, since it is larger than the sum of its proper divisors (313637).

20000332003 is an equidigital number, since it uses as much as digits as its factorization.

20000332003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313636.

The product of its (nonzero) digits is 108, while the sum is 13.

Adding to 20000332003 its reverse (30023300002), we get a palindrome (50023632005).

The spelling of 20000332003 in words is "twenty billion, three hundred thirty-two thousand, three".