33020120334320 has 80 divisors (see below), whose sum is σ = 91553923745280. Its totient is φ = 10828958714112.

The previous prime is 33020120334287. The next prime is 33020120334329. The reversal of 33020120334320 is 2343302102033.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 33020120334320.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33020120334329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1281824090 + ... + 1281849849.

It is an arithmetic number, because the mean of its divisors is an integer number (1144424046816).

Almost surely, 2^{33020120334320} is an apocalyptic number.

It is an amenable number.

33020120334320 is an abundant number, since it is smaller than the sum of its proper divisors (58533803410960).

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

33020120334320 is a wasteful number, since it uses less digits than its factorization.

33020120334320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2563673982 (or 2563673976 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 26.

Adding to 33020120334320 its reverse (2343302102033), we get a palindrome (35363422436353).

The spelling of 33020120334320 in words is "thirty-three trillion, twenty billion, one hundred twenty million, three hundred thirty-four thousand, three hundred twenty".