201110211121222 has 12 divisors (see below), whose sum is σ = 326655342916380. Its totient is φ = 92820097440408.

The previous prime is 201110211121093. The next prime is 201110211121241. The reversal of 201110211121222 is 222121112011102.

It is a happy number.

201110211121222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 201110211121222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 297500311972 + ... + 297500312647.

It is an arithmetic number, because the mean of its divisors is an integer number (27221278576365).

Almost surely, 2^{201110211121222} is an apocalyptic number.

201110211121222 is a deficient number, since it is larger than the sum of its proper divisors (125545131795158).

201110211121222 is a wasteful number, since it uses less digits than its factorization.

201110211121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595000624647 (or 595000624634 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 201110211121222 its reverse (222121112011102), we get a palindrome (423231323132324).

The spelling of 201110211121222 in words is "two hundred one trillion, one hundred ten billion, two hundred eleven million, one hundred twenty-one thousand, two hundred twenty-two".