200121111201122 has 16 divisors (see below), whose sum is σ = 302948247307200. Its totient is φ = 99138438585360.

The previous prime is 200121111201091. The next prime is 200121111201133. The reversal of 200121111201122 is 221102111121002.

It is a self number, because there is not a number n which added to its sum of digits gives 200121111201122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13873454 + ... + 24345737.

It is an arithmetic number, because the mean of its divisors is an integer number (18934265456700).

Almost surely, 2^{200121111201122} is an apocalyptic number.

200121111201122 is a deficient number, since it is larger than the sum of its proper divisors (102827136106078).

200121111201122 is a wasteful number, since it uses less digits than its factorization.

200121111201122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38243321.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 200121111201122 its reverse (221102111121002), we get a palindrome (421223222322124).

The spelling of 200121111201122 in words is "two hundred trillion, one hundred twenty-one billion, one hundred eleven million, two hundred one thousand, one hundred twenty-two".