200021020403 has 8 divisors (see below), whose sum is σ = 201104272320. Its totient is φ = 198940654440.

The previous prime is 200021020373. The next prime is 200021020453. The reversal of 200021020403 is 304020120002.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200021020403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200021020453) 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, 582425 + ... + 859802.

It is an arithmetic number, because the mean of its divisors is an integer number (25138034040).

Almost surely, 2^200021020403 is an apocalyptic number.

200021020403 is a deficient number, since it is larger than the sum of its proper divisors (1083251917).

200021020403 is a wasteful number, since it uses less digits than its factorization.

200021020403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1442977.

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 200021020403 its reverse (304020120002), we get a palindrome (504041140405).

The spelling of 200021020403 in words is "two hundred billion, twenty-one million, twenty thousand, four hundred three".