201110122011102 has 64 divisors (see below), whose sum is σ = 408877600336128. Its totient is φ = 65930404320000.

The previous prime is 201110122011077. The next prime is 201110122011109. The reversal of 201110122011102 is 201110221011102.

It is a happy number.

It is a super-2 number, since 2×201110122011102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201110122011109) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1083176977 + ... + 1083362627.

It is an arithmetic number, because the mean of its divisors is an integer number (6388712505252).

Almost surely, 2^{201110122011102} is an apocalyptic number.

201110122011102 is an abundant number, since it is smaller than the sum of its proper divisors (207767478325026).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201110122011102 is a wasteful number, since it uses less digits than its factorization.

201110122011102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190025.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 201110122011102 its reverse (201110221011102), we get a palindrome (402220343022204).

The spelling of 201110122011102 in words is "two hundred one trillion, one hundred ten billion, one hundred twenty-two million, eleven thousand, one hundred two".