33020320011330 has 64 divisors (see below), whose sum is σ = 80606918016000. Its totient is φ = 8654568488640.

The previous prime is 33020320011299. The next prime is 33020320011331. The reversal of 33020320011330 is 3311002302033.

It is a junction number, because it is equal to n+sod(n) for n = 33020320011297 and 33020320011306.

It is not an unprimeable number, because it can be changed into a prime (33020320011331) 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 31 ways as a sum of consecutive naturals, for example, 7828545 + ... + 11283915.

It is an arithmetic number, because the mean of its divisors is an integer number (1259483094000).

Almost surely, 2^{33020320011330} is an apocalyptic number.

33020320011330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

33020320011330 is an abundant number, since it is smaller than the sum of its proper divisors (47586598004670).

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

33020320011330 is a wasteful number, since it uses less digits than its factorization.

33020320011330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3460839.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 33020320011330 its reverse (3311002302033), we get a palindrome (36331322313363).

The spelling of 33020320011330 in words is "thirty-three trillion, twenty billion, three hundred twenty million, eleven thousand, three hundred thirty".