20134344303 has 12 divisors (see below), whose sum is σ = 29091132408. Its totient is φ = 13419115920.

The previous prime is 20134344299. The next prime is 20134344311. The reversal of 20134344303 is 30344343102.

20134344303 is a `hidden beast` number, since 2 + 0 + 13 + 4 + 344 + 303 = 666.

It is not a de Polignac number, because 20134344303 - 2² = 20134344299 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20134344323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 281100 + ... + 345377.

It is an arithmetic number, because the mean of its divisors is an integer number (2424261034).

Almost surely, 2^20134344303 is an apocalyptic number.

20134344303 is a deficient number, since it is larger than the sum of its proper divisors (8956788105).

20134344303 is a wasteful number, since it uses less digits than its factorization.

20134344303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630054 (or 630051 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 20134344303 its reverse (30344343102), we get a palindrome (50478687405).

The spelling of 20134344303 in words is "twenty billion, one hundred thirty-four million, three hundred forty-four thousand, three hundred three".