322221010100 has 72 divisors (see below), whose sum is σ = 777177319968. Its totient is φ = 114960476800.

The previous prime is 322221010091. The next prime is 322221010141. The reversal of 322221010100 is 1010122223.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2705174 + ... + 2821773.

It is an arithmetic number, because the mean of its divisors is an integer number (10794129444).

Almost surely, 2^322221010100 is an apocalyptic number.

It is an amenable number.

322221010100 is an abundant number, since it is smaller than the sum of its proper divisors (454956309868).

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

322221010100 is a wasteful number, since it uses less digits than its factorization.

322221010100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5527025 (or 5527018 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 322221010100 its reverse (1010122223), we get a palindrome (323231132323).

The spelling of 322221010100 in words is "three hundred twenty-two billion, two hundred twenty-one million, ten thousand, one hundred".