20200004403 has 8 divisors (see below), whose sum is σ = 28104354048. Its totient is φ = 12881162184.

The previous prime is 20200004399. The next prime is 20200004437. The reversal of 20200004403 is 30440000202.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20200004403 - 2² = 20200004399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20200004443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146376775 + ... + 146376912.

It is an arithmetic number, because the mean of its divisors is an integer number (3513044256).

Almost surely, 2^20200004403 is an apocalyptic number.

20200004403 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

20200004403 is a deficient number, since it is larger than the sum of its proper divisors (7904349645).

20200004403 is a wasteful number, since it uses less digits than its factorization.

20200004403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292753713.

The product of its (nonzero) digits is 192, while the sum is 15.

Adding to 20200004403 its reverse (30440000202), we get a palindrome (50640004605).

The spelling of 20200004403 in words is "twenty billion, two hundred million, four thousand, four hundred three".