200011221102001 has 2 divisors, whose sum is σ = 200011221102002. Its totient is φ = 200011221102000.

The previous prime is 200011221101983. The next prime is 200011221102041. The reversal of 200011221102001 is 100201122110002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 185676705752976 + 14334515349025 = 13626324^2 + 3786095^2 .

It is a cyclic number.

It is not a de Polignac number, because 200011221102001 - 2⁵ = 200011221101969 is a prime.

It is not a weakly prime, because it can be changed into another prime (200011221102041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100005610551000 + 100005610551001.

It is an arithmetic number, because the mean of its divisors is an integer number (100005610551001).

Almost surely, 2^{200011221102001} is an apocalyptic number.

It is an amenable number.

200011221102001 is a deficient number, since it is larger than the sum of its proper divisors (1).

200011221102001 is an equidigital number, since it uses as much as digits as its factorization.

200011221102001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 200011221102001 its reverse (100201122110002), we get a palindrome (300212343212003).

The spelling of 200011221102001 in words is "two hundred trillion, eleven billion, two hundred twenty-one million, one hundred two thousand, one".