201100011110220 has 48 divisors (see below), whose sum is σ = 572623760459520. Its totient is φ = 52717743024576.

The previous prime is 201100011110177. The next prime is 201100011110269. The reversal of 201100011110220 is 22011110001102.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 201100011110196 and 201100011110205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28403952832 + ... + 28403959911.

It is an arithmetic number, because the mean of its divisors is an integer number (11929661676240).

Almost surely, 2^{201100011110220} is an apocalyptic number.

201100011110220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201100011110220 is an abundant number, since it is smaller than the sum of its proper divisors (371523749349300).

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

201100011110220 is a wasteful number, since it uses less digits than its factorization.

201100011110220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56807912814 (or 56807912812 counting only the distinct ones).

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

Adding to 201100011110220 its reverse (22011110001102), we get a palindrome (223111121111322).

The spelling of 201100011110220 in words is "two hundred one trillion, one hundred billion, eleven million, one hundred ten thousand, two hundred twenty".