200001122001101 has 4 divisors (see below), whose sum is σ = 201016356123132. Its totient is φ = 198985887879072.

The previous prime is 200001122001077. The next prime is 200001122001113. The reversal of 200001122001101 is 101100221100002.

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

It can be written as a sum of positive squares in 2 ways, for example, as 97588219755625 + 102412902245476 = 9878675^2 + 10119926^2 .

It is a cyclic number.

It is not a de Polignac number, because 200001122001101 - 2¹⁴ = 200001121984717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200001122000101) 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, 507617060720 + ... + 507617061113.

It is an arithmetic number, because the mean of its divisors is an integer number (50254089030783).

Almost surely, 2^{200001122001101} is an apocalyptic number.

It is an amenable number.

200001122001101 is a deficient number, since it is larger than the sum of its proper divisors (1015234122031).

200001122001101 is a wasteful number, since it uses less digits than its factorization.

200001122001101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1015234122030.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 200001122001101 its reverse (101100221100002), we get a palindrome (301101343101103).

The spelling of 200001122001101 in words is "two hundred trillion, one billion, one hundred twenty-two million, one thousand, one hundred one".