221112013144222 has 16 divisors (see below), whose sum is σ = 331941597372000. Its totient is φ = 110464815321952.

The previous prime is 221112013144159. The next prime is 221112013144273. The reversal of 221112013144222 is 222441310211122.

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 7 ways as a sum of consecutive naturals, for example, 493606404 + ... + 494054152.

It is an arithmetic number, because the mean of its divisors is an integer number (20746349835750).

Almost surely, 2^{221112013144222} is an apocalyptic number.

221112013144222 is a deficient number, since it is larger than the sum of its proper divisors (110829584227778).

221112013144222 is a wasteful number, since it uses less digits than its factorization.

221112013144222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650867.

The product of its (nonzero) digits is 3072, while the sum is 28.

Adding to 221112013144222 its reverse (222441310211122), we get a palindrome (443553323355344).

The spelling of 221112013144222 in words is "two hundred twenty-one trillion, one hundred twelve billion, thirteen million, one hundred forty-four thousand, two hundred twenty-two".