221234312014 has 8 divisors (see below), whose sum is σ = 332432645688. Its totient is φ = 110423430120.

The previous prime is 221234312011. The next prime is 221234312023. The reversal of 221234312014 is 410213432122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 221234312014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221234312011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96861517 + ... + 96863800.

It is an arithmetic number, because the mean of its divisors is an integer number (41554080711).

Almost surely, 2^221234312014 is an apocalyptic number.

221234312014 is a deficient number, since it is larger than the sum of its proper divisors (111198333674).

221234312014 is a wasteful number, since it uses less digits than its factorization.

221234312014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193725890.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 221234312014 its reverse (410213432122), we get a palindrome (631447744136).

The spelling of 221234312014 in words is "two hundred twenty-one billion, two hundred thirty-four million, three hundred twelve thousand, fourteen".