200111210121 has 8 divisors (see below), whose sum is σ = 266861836800. Its totient is φ = 133384028432.

The previous prime is 200111210119. The next prime is 200111210129. The reversal of 200111210121 is 121012111002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 200111210121 - 2¹ = 200111210119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200111210097 and 200111210106.

It is not an unprimeable number, because it can be changed into a prime (200111210129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5841321 + ... + 5875478.

It is an arithmetic number, because the mean of its divisors is an integer number (33357729600).

Almost surely, 2^200111210121 is an apocalyptic number.

It is an amenable number.

200111210121 is a deficient number, since it is larger than the sum of its proper divisors (66750626679).

200111210121 is a wasteful number, since it uses less digits than its factorization.

200111210121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11722495.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 200111210121 its reverse (121012111002), we get a palindrome (321123321123).

The spelling of 200111210121 in words is "two hundred billion, one hundred eleven million, two hundred ten thousand, one hundred twenty-one".