33012033311020 has 24 divisors (see below), whose sum is σ = 70202805019200. Its totient is φ = 13037663788032.

The previous prime is 33012033310973. The next prime is 33012033311029. The reversal of 33012033311020 is 2011333021033.

It is a junction number, because it is equal to n+sod(n) for n = 33012033310982 and 33012033311000.

It is not an unprimeable number, because it can be changed into a prime (33012033311029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10446844405 + ... + 10446847564.

It is an arithmetic number, because the mean of its divisors is an integer number (2925116875800).

Almost surely, 2^{33012033311020} is an apocalyptic number.

It is an amenable number.

33012033311020 is an abundant number, since it is smaller than the sum of its proper divisors (37190771708180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33012033311020 is a wasteful number, since it uses less digits than its factorization.

33012033311020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20893692057 (or 20893692055 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 33012033311020 its reverse (2011333021033), we get a palindrome (35023366332053).

The spelling of 33012033311020 in words is "thirty-three trillion, twelve billion, thirty-three million, three hundred eleven thousand, twenty".