20123302322203 has 4 divisors (see below), whose sum is σ = 20128487407848. Its totient is φ = 20118117236560.

The previous prime is 20123302322191. The next prime is 20123302322209. The reversal of 20123302322203 is 30222320332102.

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 20123302322203 - 2³³ = 20114712387611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20123302322209) 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, 2592537001 + ... + 2592544762.

It is an arithmetic number, because the mean of its divisors is an integer number (5032121851962).

Almost surely, 2^{20123302322203} is an apocalyptic number.

20123302322203 is a deficient number, since it is larger than the sum of its proper divisors (5185085645).

20123302322203 is an equidigital number, since it uses as much as digits as its factorization.

20123302322203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5185085644.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 20123302322203 its reverse (30222320332102), we get a palindrome (50345622654305).

The spelling of 20123302322203 in words is "twenty trillion, one hundred twenty-three billion, three hundred two million, three hundred twenty-two thousand, two hundred three".