20133324243 has 24 divisors (see below), whose sum is σ = 29427955440. Its totient is φ = 13263022080.

The previous prime is 20133324241. The next prime is 20133324257. The reversal of 20133324243 is 34242333102.

20133324243 is a `hidden beast` number, since 201 + 3 + 3 + 32 + 424 + 3 = 666.

It is not a de Polignac number, because 20133324243 - 2¹ = 20133324241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20133324241) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 306723 + ... + 366531.

It is an arithmetic number, because the mean of its divisors is an integer number (1226164810).

Almost surely, 2^20133324243 is an apocalyptic number.

20133324243 is a deficient number, since it is larger than the sum of its proper divisors (9294631197).

20133324243 is a wasteful number, since it uses less digits than its factorization.

20133324243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60259 (or 60256 counting only the distinct ones).

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

Adding to 20133324243 its reverse (34242333102), we get a palindrome (54375657345).

The spelling of 20133324243 in words is "twenty billion, one hundred thirty-three million, three hundred twenty-four thousand, two hundred forty-three".