200111101012201 has 4 divisors (see below), whose sum is σ = 201436340091904. Its totient is φ = 198785861932500.

The previous prime is 200111101012139. The next prime is 200111101012259. The reversal of 200111101012201 is 102210101111002.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200111101012201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200111101012001) 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, 662619539625 + ... + 662619539926.

It is an arithmetic number, because the mean of its divisors is an integer number (50359085022976).

Almost surely, 2^{200111101012201} is an apocalyptic number.

It is an amenable number.

200111101012201 is a deficient number, since it is larger than the sum of its proper divisors (1325239079703).

200111101012201 is a wasteful number, since it uses less digits than its factorization.

200111101012201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1325239079702.

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

Adding to 200111101012201 its reverse (102210101111002), we get a palindrome (302321202123203).

The spelling of 200111101012201 in words is "two hundred trillion, one hundred eleven billion, one hundred one million, twelve thousand, two hundred one".