20134233313 has 4 divisors (see below), whose sum is σ = 20149830448. Its totient is φ = 20118636180.

The previous prime is 20134233311. The next prime is 20134233323. The reversal of 20134233313 is 31333243102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20134233313 - 2¹ = 20134233311 is a prime.

It is a super-2 number, since 2×20134233313² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20134233311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7796631 + ... + 7799212.

It is an arithmetic number, because the mean of its divisors is an integer number (5037457612).

Almost surely, 2^20134233313 is an apocalyptic number.

It is an amenable number.

20134233313 is a deficient number, since it is larger than the sum of its proper divisors (15597135).

20134233313 is a wasteful number, since it uses less digits than its factorization.

20134233313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15597134.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 20134233313 its reverse (31333243102), we get a palindrome (51467476415).

The spelling of 20134233313 in words is "twenty billion, one hundred thirty-four million, two hundred thirty-three thousand, three hundred thirteen".