20203133404 has 18 divisors (see below), whose sum is σ = 37557557240. Its totient is φ = 9507356352.

The previous prime is 20203133339. The next prime is 20203133413. The reversal of 20203133404 is 40433130202.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8737224 + ... + 8739535.

Almost surely, 2^20203133404 is an apocalyptic number.

It is an amenable number.

20203133404 is a deficient number, since it is larger than the sum of its proper divisors (17354423836).

20203133404 is a wasteful number, since it uses less digits than its factorization.

20203133404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17476797 (or 17476778 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 20203133404 its reverse (40433130202), we get a palindrome (60636263606).

The spelling of 20203133404 in words is "twenty billion, two hundred three million, one hundred thirty-three thousand, four hundred four".