221232421114 has 16 divisors (see below), whose sum is σ = 346410562752. Its totient is φ = 105765948288.

The previous prime is 221232421097. The next prime is 221232421139. The reversal of 221232421114 is 411124232122.

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, 808104 + ... + 1046659.

It is an arithmetic number, because the mean of its divisors is an integer number (21650660172).

Almost surely, 2^221232421114 is an apocalyptic number.

221232421114 is a deficient number, since it is larger than the sum of its proper divisors (125178141638).

221232421114 is a wasteful number, since it uses less digits than its factorization.

221232421114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1857381.

The product of its digits is 1536, while the sum is 25.

Adding to 221232421114 its reverse (411124232122), we get a palindrome (632356653236).

The spelling of 221232421114 in words is "two hundred twenty-one billion, two hundred thirty-two million, four hundred twenty-one thousand, one hundred fourteen".