20134412303 has 4 divisors (see below), whose sum is σ = 20167045680. Its totient is φ = 20101778928.

The previous prime is 20134412299. The next prime is 20134412387. The reversal of 20134412303 is 30321443102.

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 20134412303 - 2² = 20134412299 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20134412003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16315763 + ... + 16316996.

It is an arithmetic number, because the mean of its divisors is an integer number (5041761420).

Almost surely, 2^20134412303 is an apocalyptic number.

20134412303 is a deficient number, since it is larger than the sum of its proper divisors (32633377).

20134412303 is an equidigital number, since it uses as much as digits as its factorization.

20134412303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32633376.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 20134412303 its reverse (30321443102), we get a palindrome (50455855405).

The spelling of 20134412303 in words is "twenty billion, one hundred thirty-four million, four hundred twelve thousand, three hundred three".