221114422 has 4 divisors (see below), whose sum is σ = 331671636. Its totient is φ = 110557210.

The previous prime is 221114417. The next prime is 221114431. The reversal of 221114422 is 224411122.

It is a semiprime because it is the product of two primes.

It is a zygodrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 221114422.

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, 55278604 + ... + 55278607.

It is an arithmetic number, because the mean of its divisors is an integer number (82917909).

Almost surely, 2^221114422 is an apocalyptic number.

221114422 is a deficient number, since it is larger than the sum of its proper divisors (110557214).

221114422 is a wasteful number, since it uses less digits than its factorization.

221114422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110557213.

The product of its digits is 256, while the sum is 19.

The square root of 221114422 is about 14869.9166776415. The cubic root of 221114422 is about 604.6986838248.

Adding to 221114422 its reverse (224411122), we get a palindrome (445525544).

The spelling of 221114422 in words is "two hundred twenty-one million, one hundred fourteen thousand, four hundred twenty-two".