20211200201122 has 16 divisors (see below), whose sum is σ = 35453533908672. Its totient is φ = 8460502409520.

The previous prime is 20211200201111. The next prime is 20211200201173. The reversal of 20211200201122 is 22110200211202.

It is a happy number.

It is a super-2 number, since 2×20211200201122² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20211200201096 and 20211200201105.

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, 16786710529 + ... + 16786711732.

It is an arithmetic number, because the mean of its divisors is an integer number (2215845869292).

Almost surely, 2^{20211200201122} is an apocalyptic number.

20211200201122 is a deficient number, since it is larger than the sum of its proper divisors (15242333707550).

20211200201122 is a wasteful number, since it uses less digits than its factorization.

20211200201122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33573422313.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20211200201122 its reverse (22110200211202), we get a palindrome (42321400412324).

The spelling of 20211200201122 in words is "twenty trillion, two hundred eleven billion, two hundred million, two hundred one thousand, one hundred twenty-two".