201122010121222 has 32 divisors (see below), whose sum is σ = 314960764140000. Its totient is φ = 96199041367296.

The previous prime is 201122010121213. The next prime is 201122010121237. The reversal of 201122010121222 is 222121010221102.

It is a self number, because there is not a number n which added to its sum of digits gives 201122010121222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 173460529 + ... + 174616147.

It is an arithmetic number, because the mean of its divisors is an integer number (9842523879375).

Almost surely, 2^{201122010121222} is an apocalyptic number.

201122010121222 is a deficient number, since it is larger than the sum of its proper divisors (113838754018778).

201122010121222 is a wasteful number, since it uses less digits than its factorization.

201122010121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1183288.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 201122010121222 its reverse (222121010221102), we get a palindrome (423243020342324).

The spelling of 201122010121222 in words is "two hundred one trillion, one hundred twenty-two billion, ten million, one hundred twenty-one thousand, two hundred twenty-two".