200001122222011 has 16 divisors (see below), whose sum is σ = 220344386736096. Its totient is φ = 180018100000000.

The previous prime is 200001122221921. The next prime is 200001122222093. The reversal of 200001122222011 is 110222221100002.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 200001122222011 - 2²⁵ = 200001088667579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200001122222911) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 320768661 + ... + 321391561.

It is an arithmetic number, because the mean of its divisors is an integer number (13771524171006).

Almost surely, 2^{200001122222011} is an apocalyptic number.

200001122222011 is a deficient number, since it is larger than the sum of its proper divisors (20343264514085).

200001122222011 is a wasteful number, since it uses less digits than its factorization.

200001122222011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 912014.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 200001122222011 its reverse (110222221100002), we get a palindrome (310223343322013).

The spelling of 200001122222011 in words is "two hundred trillion, one billion, one hundred twenty-two million, two hundred twenty-two thousand, eleven".