111201200022020 has 12 divisors (see below), whose sum is σ = 233522520046284. Its totient is φ = 44480480008800.

The previous prime is 111201200021957. The next prime is 111201200022037. The reversal of 111201200022020 is 20220002102111.

It can be written as a sum of positive squares in 2 ways, for example, as 28823648362756 + 82377551659264 = 5368766^2 + 9076208^2 .

It is a junction number, because it is equal to n+sod(n) for n = 111201200021986 and 111201200022004.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2780030000531 + ... + 2780030000570.

It is an arithmetic number, because the mean of its divisors is an integer number (19460210003857).

Almost surely, 2^{111201200022020} is an apocalyptic number.

111201200022020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111201200022020 is an abundant number, since it is smaller than the sum of its proper divisors (122321320024264).

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

111201200022020 is a wasteful number, since it uses less digits than its factorization.

111201200022020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5560060001110 (or 5560060001108 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 111201200022020 its reverse (20220002102111), we get a palindrome (131421202124131).

The spelling of 111201200022020 in words is "one hundred eleven trillion, two hundred one billion, two hundred million, twenty-two thousand, twenty".