20033133333 has 4 divisors (see below), whose sum is σ = 26710844448. Its totient is φ = 13355422220.

The previous prime is 20033133311. The next prime is 20033133343. The reversal of 20033133333 is 33333133002.

It is a happy number.

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 20033133333 - 2²⁸ = 19764697877 is a prime.

It is a super-2 number, since 2×20033133333² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20033133343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3338855553 + ... + 3338855558.

It is an arithmetic number, because the mean of its divisors is an integer number (6677711112).

Almost surely, 2^20033133333 is an apocalyptic number.

It is an amenable number.

20033133333 is a deficient number, since it is larger than the sum of its proper divisors (6677711115).

20033133333 is an equidigital number, since it uses as much as digits as its factorization.

20033133333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6677711114.

The product of its (nonzero) digits is 4374, while the sum is 24.

Adding to 20033133333 its reverse (33333133002), we get a palindrome (53366266335).

The spelling of 20033133333 in words is "twenty billion, thirty-three million, one hundred thirty-three thousand, three hundred thirty-three".