221434341112 has 16 divisors (see below), whose sum is σ = 417833910360. Its totient is φ = 110011965024.

The previous prime is 221434341053. The next prime is 221434341157. The reversal of 221434341112 is 211143434122.

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 3 ways as a sum of consecutive naturals, for example, 88149358 + ... + 88151869.

Almost surely, 2^221434341112 is an apocalyptic number.

It is an amenable number.

221434341112 is a deficient number, since it is larger than the sum of its proper divisors (196399569248).

221434341112 is a wasteful number, since it uses less digits than its factorization.

221434341112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176301390 (or 176301386 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

Adding to 221434341112 its reverse (211143434122), we get a palindrome (432577775234).

The spelling of 221434341112 in words is "two hundred twenty-one billion, four hundred thirty-four million, three hundred forty-one thousand, one hundred twelve".