33011222103020 has 24 divisors (see below), whose sum is σ = 79226933047584. Its totient is φ = 11318133292416.

The previous prime is 33011222103017. The next prime is 33011222103029. The reversal of 33011222103020 is 2030122211033.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 33011222102983 and 33011222103001.

It is not an unprimeable number, because it can be changed into a prime (33011222103029) 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, 117897221657 + ... + 117897221936.

It is an arithmetic number, because the mean of its divisors is an integer number (3301122210316).

Almost surely, 2^{33011222103020} is an apocalyptic number.

It is an amenable number.

33011222103020 is an abundant number, since it is smaller than the sum of its proper divisors (46215710944564).

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

33011222103020 is a wasteful number, since it uses less digits than its factorization.

33011222103020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235794443609 (or 235794443607 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 33011222103020 its reverse (2030122211033), we get a palindrome (35041344314053).

The spelling of 33011222103020 in words is "thirty-three trillion, eleven billion, two hundred twenty-two million, one hundred three thousand, twenty".