20333212033 has 16 divisors (see below), whose sum is σ = 20645000064. Its totient is φ = 20024095360.

The previous prime is 20333212019. The next prime is 20333212037. The reversal of 20333212033 is 33021233302.

It is a cyclic number.

It is not a de Polignac number, because 20333212033 - 2⁵ = 20333212001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20333211995 and 20333212013.

It is not an unprimeable number, because it can be changed into a prime (20333212037) 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 15 ways as a sum of consecutive naturals, for example, 18534741 + ... + 18535837.

It is an arithmetic number, because the mean of its divisors is an integer number (1290312504).

Almost surely, 2^20333212033 is an apocalyptic number.

It is an amenable number.

20333212033 is a deficient number, since it is larger than the sum of its proper divisors (311788031).

20333212033 is a wasteful number, since it uses less digits than its factorization.

20333212033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2072.

The product of its (nonzero) digits is 1944, while the sum is 22.

Adding to 20333212033 its reverse (33021233302), we get a palindrome (53354445335).

The spelling of 20333212033 in words is "twenty billion, three hundred thirty-three million, two hundred twelve thousand, thirty-three".