20012302203 has 4 divisors (see below), whose sum is σ = 26683069608. Its totient is φ = 13341534800.

The previous prime is 20012302187. The next prime is 20012302213. The reversal of 20012302203 is 30220321002.

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

It is a cyclic number.

It is not a de Polignac number, because 20012302203 - 2⁴ = 20012302187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20012302213) 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, 3335383698 + ... + 3335383703.

It is an arithmetic number, because the mean of its divisors is an integer number (6670767402).

Almost surely, 2^20012302203 is an apocalyptic number.

20012302203 is a deficient number, since it is larger than the sum of its proper divisors (6670767405).

20012302203 is an equidigital number, since it uses as much as digits as its factorization.

20012302203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6670767404.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 20012302203 its reverse (30220321002), we get a palindrome (50232623205).

The spelling of 20012302203 in words is "twenty billion, twelve million, three hundred two thousand, two hundred three".