11112001100220 has 48 divisors (see below), whose sum is σ = 31954511278368. Its totient is φ = 2883113798400.

The previous prime is 11112001100203. The next prime is 11112001100251. The reversal of 11112001100220 is 2200110021111.

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 = 11112001100196 and 11112001100205.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 2502700731 + ... + 2502705170.

It is an arithmetic number, because the mean of its divisors is an integer number (665718984966).

Almost surely, 2^{11112001100220} is an apocalyptic number.

11112001100220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11112001100220 is an abundant number, since it is smaller than the sum of its proper divisors (20842510178148).

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

11112001100220 is a wasteful number, since it uses less digits than its factorization.

11112001100220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5005405950 (or 5005405948 counting only the distinct ones).

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

Adding to 11112001100220 its reverse (2200110021111), we get a palindrome (13312111121331).

The spelling of 11112001100220 in words is "eleven trillion, one hundred twelve billion, one million, one hundred thousand, two hundred twenty".