20200001203 has 4 divisors (see below), whose sum is σ = 20200289728. Its totient is φ = 20199712680.

The previous prime is 20200001191. The next prime is 20200001207. The reversal of 20200001203 is 30210000202.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20200001203 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20200001203.

It is not an unprimeable number, because it can be changed into a prime (20200001207) 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, 35038 + ... + 204028.

It is an arithmetic number, because the mean of its divisors is an integer number (5050072432).

Almost surely, 2^20200001203 is an apocalyptic number.

20200001203 is a deficient number, since it is larger than the sum of its proper divisors (288525).

20200001203 is a wasteful number, since it uses less digits than its factorization.

20200001203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288524.

The product of its (nonzero) digits is 24, while the sum is 10.

Adding to 20200001203 its reverse (30210000202), we get a palindrome (50410001405).

The spelling of 20200001203 in words is "twenty billion, two hundred million, one thousand, two hundred three".