33220223313100 has 36 divisors (see below), whose sum is σ = 73846125686088. Its totient is φ = 12963989584000.

The previous prime is 33220223313071. The next prime is 33220223313139. The reversal of 33220223313100 is 131332202233.

It is a super-4 number, since 4×33220223313100⁴ (a number of 55 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4051242646 + ... + 4051250845.

It is an arithmetic number, because the mean of its divisors is an integer number (2051281269058).

Almost surely, 2^{33220223313100} is an apocalyptic number.

It is an amenable number.

33220223313100 is an abundant number, since it is smaller than the sum of its proper divisors (40625902372988).

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

33220223313100 is a wasteful number, since it uses less digits than its factorization.

33220223313100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8102493546 (or 8102493539 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 33220223313100 its reverse (131332202233), we get a palindrome (33351555515333).

The spelling of 33220223313100 in words is "thirty-three trillion, two hundred twenty billion, two hundred twenty-three million, three hundred thirteen thousand, one hundred".