201122100201 has 16 divisors (see below), whose sum is σ = 292548741120. Its totient is φ = 121889055120.

The previous prime is 201122100181. The next prime is 201122100203. The reversal of 201122100201 is 102001221102.

It is not a de Polignac number, because 201122100201 - 2¹⁷ = 201121969129 is a prime.

It is a super-2 number, since 2×201122100201² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201122100203) 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, 2406156 + ... + 2488338.

It is an arithmetic number, because the mean of its divisors is an integer number (18284296320).

Almost surely, 2^201122100201 is an apocalyptic number.

It is an amenable number.

201122100201 is a deficient number, since it is larger than the sum of its proper divisors (91426640919).

201122100201 is a wasteful number, since it uses less digits than its factorization.

201122100201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156356.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 201122100201 its reverse (102001221102), we get a palindrome (303123321303).

The spelling of 201122100201 in words is "two hundred one billion, one hundred twenty-two million, one hundred thousand, two hundred one".