200101121200111 has 4 divisors (see below), whose sum is σ = 200270554834824. Its totient is φ = 199931687565400.

The previous prime is 200101121200109. The next prime is 200101121200147. The reversal of 200101121200111 is 111002121101002.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 200101121200111 - 2¹ = 200101121200109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200101121200091 and 200101121200100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200101121204111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84716815585 + ... + 84716817946.

It is an arithmetic number, because the mean of its divisors is an integer number (50067638708706).

Almost surely, 2^{200101121200111} is an apocalyptic number.

200101121200111 is a deficient number, since it is larger than the sum of its proper divisors (169433634713).

200101121200111 is a wasteful number, since it uses less digits than its factorization.

200101121200111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169433634712.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 200101121200111 its reverse (111002121101002), we get a palindrome (311103242301113).

The spelling of 200101121200111 in words is "two hundred trillion, one hundred one billion, one hundred twenty-one million, two hundred thousand, one hundred eleven".