3222312221100 has 216 divisors, whose sum is σ = 10848690587280. Its totient is φ = 736303841280.

The previous prime is 3222312221081. The next prime is 3222312221129. The reversal of 3222312221100 is 11222132223.

3222312221100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 50786196 + ... + 50849604.

Almost surely, 2^{3222312221100} is an apocalyptic number.

3222312221100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3222312221100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5424345293640).

3222312221100 is an abundant number, since it is smaller than the sum of its proper divisors (7626378366180).

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

3222312221100 is a wasteful number, since it uses less digits than its factorization.

3222312221100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66897 (or 66883 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 3222312221100 its reverse (11222132223), we get a palindrome (3233534353323).

The spelling of 3222312221100 in words is "three trillion, two hundred twenty-two billion, three hundred twelve million, two hundred twenty-one thousand, one hundred".