33100120444220 has 96 divisors (see below), whose sum is σ = 70960994576640. Its totient is φ = 12965477091840.

The previous prime is 33100120444219. The next prime is 33100120444283. The reversal of 33100120444220 is 2244402100133.

It is a self number, because there is not a number n which added to its sum of digits gives 33100120444220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1165770344 + ... + 1165798736.

It is an arithmetic number, because the mean of its divisors is an integer number (739177026840).

Almost surely, 2^{33100120444220} is an apocalyptic number.

It is an amenable number.

33100120444220 is an abundant number, since it is smaller than the sum of its proper divisors (37860874132420).

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

33100120444220 is a wasteful number, since it uses less digits than its factorization.

33100120444220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32235 (or 32233 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 33100120444220 its reverse (2244402100133), we get a palindrome (35344522544353).

The spelling of 33100120444220 in words is "thirty-three trillion, one hundred billion, one hundred twenty million, four hundred forty-four thousand, two hundred twenty".