201101022110001 has 48 divisors (see below), whose sum is σ = 305541698978880. Its totient is φ = 116939687575680.

The previous prime is 201101022109993. The next prime is 201101022110003. The reversal of 201101022110001 is 100011220101102.

It is not a de Polignac number, because 201101022110001 - 2³ = 201101022109993 is a prime.

It is a super-2 number, since 2×201101022110001² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201101022110003) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12882855 + ... + 23836316.

It is an arithmetic number, because the mean of its divisors is an integer number (6365452062060).

Almost surely, 2^{201101022110001} is an apocalyptic number.

It is an amenable number.

201101022110001 is a deficient number, since it is larger than the sum of its proper divisors (104440676868879).

201101022110001 is a wasteful number, since it uses less digits than its factorization.

201101022110001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36719614 (or 36719595 counting only the distinct ones).

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

Adding to 201101022110001 its reverse (100011220101102), we get a palindrome (301112242211103).

The spelling of 201101022110001 in words is "two hundred one trillion, one hundred one billion, twenty-two million, one hundred ten thousand, one".