20333234313 has 48 divisors (see below), whose sum is σ = 35397198720. Its totient is φ = 10987342848.

The previous prime is 20333234309. The next prime is 20333234357. The reversal of 20333234313 is 31343233302.

It is a happy number.

20333234313 is a `hidden beast` number, since 20 + 3 + 3 + 323 + 4 + 313 = 666.

It is not a de Polignac number, because 20333234313 - 2² = 20333234309 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20333234413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 651481 + ... + 681977.

It is an arithmetic number, because the mean of its divisors is an integer number (737441640).

Almost surely, 2^20333234313 is an apocalyptic number.

It is an amenable number.

20333234313 is a deficient number, since it is larger than the sum of its proper divisors (15063964407).

20333234313 is a wasteful number, since it uses less digits than its factorization.

20333234313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31086 (or 31083 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 27.

Adding to 20333234313 its reverse (31343233302), we get a palindrome (51676467615).

The spelling of 20333234313 in words is "twenty billion, three hundred thirty-three million, two hundred thirty-four thousand, three hundred thirteen".