201322021121111 has 16 divisors (see below), whose sum is σ = 222746149075968. Its totient is φ = 180418914866400.

The previous prime is 201322021121069. The next prime is 201322021121113. The reversal of 201322021121111 is 111121120223102.

It is a cyclic number.

It is not a de Polignac number, because 201322021121111 - 2²⁶ = 201321954012247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201322021121113) 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, 10645340 + ... + 22714913.

It is an arithmetic number, because the mean of its divisors is an integer number (13921634317248).

Almost surely, 2^{201322021121111} is an apocalyptic number.

201322021121111 is a deficient number, since it is larger than the sum of its proper divisors (21424127954857).

201322021121111 is a wasteful number, since it uses less digits than its factorization.

201322021121111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33368062.

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 201322021121111 its reverse (111121120223102), we get a palindrome (312443141344213).

The spelling of 201322021121111 in words is "two hundred one trillion, three hundred twenty-two billion, twenty-one million, one hundred twenty-one thousand, one hundred eleven".