221011120222 has 8 divisors (see below), whose sum is σ = 331562472696. Its totient is φ = 110490295992.

The previous prime is 221011120181. The next prime is 221011120247. The reversal of 221011120222 is 222021110122.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 221011120196 and 221011120205.

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, 7613953 + ... + 7642924.

It is an arithmetic number, because the mean of its divisors is an integer number (41445309087).

Almost surely, 2^221011120222 is an apocalyptic number.

221011120222 is a deficient number, since it is larger than the sum of its proper divisors (110551352474).

221011120222 is a wasteful number, since it uses less digits than its factorization.

221011120222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15264122.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 221011120222 its reverse (222021110122), we get a palindrome (443032230344).

The spelling of 221011120222 in words is "two hundred twenty-one billion, eleven million, one hundred twenty thousand, two hundred twenty-two".