201100201110 has 48 divisors (see below), whose sum is σ = 523291854384. Its totient is φ = 53582481216.

The previous prime is 201100201103. The next prime is 201100201117. The reversal of 201100201110 is 11102001102.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (201100201103) and next prime (201100201117).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 201100201092 and 201100201101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201100201117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 811872 + ... + 1030211.

It is an arithmetic number, because the mean of its divisors is an integer number (10901913633).

Almost surely, 2^201100201110 is an apocalyptic number.

201100201110 is an abundant number, since it is smaller than the sum of its proper divisors (322191653274).

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

201100201110 is a wasteful number, since it uses less digits than its factorization.

201100201110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1843309 (or 1843306 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 201100201110 its reverse (11102001102), we get a palindrome (212202202212).

The spelling of 201100201110 in words is "two hundred one billion, one hundred million, two hundred one thousand, one hundred ten".