200011201111121 has 16 divisors (see below), whose sum is σ = 214689240936960. Its totient is φ = 185916455746560.

The previous prime is 200011201111061. The next prime is 200011201111133. The reversal of 200011201111121 is 121111102110002.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200011201111121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200011201111096 and 200011201111105.

It is not an unprimeable number, because it can be changed into a prime (200011201111171) 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, 576204395 + ... + 576551408.

It is an arithmetic number, because the mean of its divisors is an integer number (13418077558560).

Almost surely, 2^{200011201111121} is an apocalyptic number.

It is an amenable number.

200011201111121 is a deficient number, since it is larger than the sum of its proper divisors (14678039825839).

200011201111121 is a wasteful number, since it uses less digits than its factorization.

200011201111121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1152756056.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 200011201111121 its reverse (121111102110002), we get a palindrome (321122303221123).

The spelling of 200011201111121 in words is "two hundred trillion, eleven billion, two hundred one million, one hundred eleven thousand, one hundred twenty-one".