111100011222020 has 48 divisors (see below), whose sum is σ = 233355965169600. Its totient is φ = 44431254672000.

The previous prime is 111100011221957. The next prime is 111100011222071. The reversal of 111100011222020 is 20222110001111.

It is a junction number, because it is equal to n+sod(n) for n = 111100011221986 and 111100011222004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3696049751 + ... + 3696079809.

It is an arithmetic number, because the mean of its divisors is an integer number (4861582607700).

Almost surely, 2^{111100011222020} is an apocalyptic number.

111100011222020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111100011222020 is an abundant number, since it is smaller than the sum of its proper divisors (122255953947580).

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

111100011222020 is a wasteful number, since it uses less digits than its factorization.

111100011222020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60308 (or 60306 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111100011222020 its reverse (20222110001111), we get a palindrome (131322121223131).

The spelling of 111100011222020 in words is "one hundred eleven trillion, one hundred billion, eleven million, two hundred twenty-two thousand, twenty".