4221222332100 has 144 divisors (see below), whose sum is σ = 12416144232576. Its totient is φ = 1106980992000.

The previous prime is 4221222332099. The next prime is 4221222332141. The reversal of 4221222332100 is 12332221224.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 102294672 + ... + 102335928.

Almost surely, 2^{4221222332100} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4221222332100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6208072116288).

4221222332100 is an abundant number, since it is smaller than the sum of its proper divisors (8194921900476).

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

4221222332100 is a wasteful number, since it uses less digits than its factorization.

4221222332100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46926 (or 46919 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 4221222332100 its reverse (12332221224), we get a palindrome (4233554553324).

The spelling of 4221222332100 in words is "four trillion, two hundred twenty-one billion, two hundred twenty-two million, three hundred thirty-two thousand, one hundred".