221110201112 has 32 divisors (see below), whose sum is σ = 420878764800. Its totient is φ = 108887328000.

The previous prime is 221110201079. The next prime is 221110201127. The reversal of 221110201112 is 211102011122.

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, 562037 + ... + 870692.

It is an arithmetic number, because the mean of its divisors is an integer number (13152461400).

Almost surely, 2^221110201112 is an apocalyptic number.

It is an amenable number.

221110201112 is a deficient number, since it is larger than the sum of its proper divisors (199768563688).

221110201112 is a wasteful number, since it uses less digits than its factorization.

221110201112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1433027 (or 1433023 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 221110201112 its reverse (211102011122), we get a palindrome (432212212234).

It can be divided in two parts, 2 and 21110201112, that multiplied together give a palindrome (42220402224).

The spelling of 221110201112 in words is "two hundred twenty-one billion, one hundred ten million, two hundred one thousand, one hundred twelve".