201111000101122 has 16 divisors (see below), whose sum is σ = 308642394711744. Its totient is φ = 98252035650000.

The previous prime is 201111000101119. The next prime is 201111000101201. The reversal of 201111000101122 is 221101000111102.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5458428004 + ... + 5458464847.

It is an arithmetic number, because the mean of its divisors is an integer number (19290149669484).

Almost surely, 2^{201111000101122} is an apocalyptic number.

201111000101122 is a deficient number, since it is larger than the sum of its proper divisors (107531394610622).

201111000101122 is a wasteful number, since it uses less digits than its factorization.

201111000101122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10916893065.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 201111000101122 its reverse (221101000111102), we get a palindrome (422212000212224).

The spelling of 201111000101122 in words is "two hundred one trillion, one hundred eleven billion, one hundred one thousand, one hundred twenty-two".