2112201233220 has 48 divisors (see below), whose sum is σ = 6369099105600. Its totient is φ = 519926457216.

The previous prime is 2112201233203. The next prime is 2112201233281. The reversal of 2112201233220 is 223321022112.

It is a super-2 number, since 2×2112201233220² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1353974370 + ... + 1353975929.

It is an arithmetic number, because the mean of its divisors is an integer number (132689564700).

Almost surely, 2^{2112201233220} is an apocalyptic number.

2112201233220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2112201233220 is an abundant number, since it is smaller than the sum of its proper divisors (4256897872380).

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

2112201233220 is a wasteful number, since it uses less digits than its factorization.

2112201233220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2707950324 (or 2707950322 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 2112201233220 its reverse (223321022112), we get a palindrome (2335522255332).

The spelling of 2112201233220 in words is "two trillion, one hundred twelve billion, two hundred one million, two hundred thirty-three thousand, two hundred twenty".