20323102203 has 8 divisors (see below), whose sum is σ = 30108299600. Its totient is φ = 13548734784.

The previous prime is 20323102157. The next prime is 20323102213. The reversal of 20323102203 is 30220132302.

It is a happy number.

It is not a de Polignac number, because 20323102203 - 2⁶ = 20323102139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20323102213) 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, 376353718 + ... + 376353771.

It is an arithmetic number, because the mean of its divisors is an integer number (3763537450).

Almost surely, 2^20323102203 is an apocalyptic number.

20323102203 is a deficient number, since it is larger than the sum of its proper divisors (9785197397).

20323102203 is an equidigital number, since it uses as much as digits as its factorization.

20323102203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752707498 (or 752707492 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 20323102203 its reverse (30220132302), we get a palindrome (50543234505).

The spelling of 20323102203 in words is "twenty billion, three hundred twenty-three million, one hundred two thousand, two hundred three".