221322003112 has 32 divisors (see below), whose sum is σ = 474280718400. Its totient is φ = 94848430464.

The previous prime is 221322003109. The next prime is 221322003191. The reversal of 221322003112 is 211300223122.

It is a super-3 number, since 3×221322003112³ (a number of 35 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 221322003112.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1632339 + ... + 1762717.

It is an arithmetic number, because the mean of its divisors is an integer number (14821272450).

Almost surely, 2^221322003112 is an apocalyptic number.

It is an amenable number.

221322003112 is an abundant number, since it is smaller than the sum of its proper divisors (252958715288).

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

221322003112 is a wasteful number, since it uses less digits than its factorization.

221322003112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160705 (or 160701 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 221322003112 its reverse (211300223122), we get a palindrome (432622226234).

The spelling of 221322003112 in words is "two hundred twenty-one billion, three hundred twenty-two million, three thousand, one hundred twelve".