33301220013220 has 24 divisors (see below), whose sum is σ = 69946149297024. Its totient is φ = 13317899954016.

The previous prime is 33301220013163. The next prime is 33301220013223. The reversal of 33301220013220 is 2231002210333.

It is a super-2 number, since 2×33301220013220² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33301220013191 and 33301220013200.

It is not an unprimeable number, because it can be changed into a prime (33301220013223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161647692 + ... + 161853571.

It is an arithmetic number, because the mean of its divisors is an integer number (2914422887376).

Almost surely, 2^{33301220013220} is an apocalyptic number.

It is an amenable number.

33301220013220 is an abundant number, since it is smaller than the sum of its proper divisors (36644929283804).

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

33301220013220 is a wasteful number, since it uses less digits than its factorization.

33301220013220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323506419 (or 323506417 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 33301220013220 its reverse (2231002210333), we get a palindrome (35532222223553).

The spelling of 33301220013220 in words is "thirty-three trillion, three hundred one billion, two hundred twenty million, thirteen thousand, two hundred twenty".