222111102201 has 16 divisors (see below), whose sum is σ = 313637157504. Its totient is φ = 139333365504.

The previous prime is 222111102197. The next prime is 222111102203. The reversal of 222111102201 is 102201111222.

It is not a de Polignac number, because 222111102201 - 2² = 222111102197 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (222111102203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 239245 + ... + 708138.

It is an arithmetic number, because the mean of its divisors is an integer number (19602322344).

Almost surely, 2^222111102201 is an apocalyptic number.

It is an amenable number.

222111102201 is a deficient number, since it is larger than the sum of its proper divisors (91526055303).

222111102201 is a wasteful number, since it uses less digits than its factorization.

222111102201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952000.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 222111102201 its reverse (102201111222), we get a palindrome (324312213423).

The spelling of 222111102201 in words is "two hundred twenty-two billion, one hundred eleven million, one hundred two thousand, two hundred one".