221322022002112 has 14 divisors (see below), whose sum is σ = 439185887410568. Its totient is φ = 110661011001024.

The previous prime is 221322022002017. The next prime is 221322022002157. The reversal of 221322022002112 is 211200220223122.

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 as a sum of consecutive naturals, namely, 1729078296828 + ... + 1729078296955.

Almost surely, 2^{221322022002112} is an apocalyptic number.

It is an amenable number.

221322022002112 is a deficient number, since it is larger than the sum of its proper divisors (217863865408456).

221322022002112 is an equidigital number, since it uses as much as digits as its factorization.

221322022002112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3458156593795 (or 3458156593785 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 221322022002112 its reverse (211200220223122), we get a palindrome (432522242225234).

The spelling of 221322022002112 in words is "two hundred twenty-one trillion, three hundred twenty-two billion, twenty-two million, two thousand, one hundred twelve".