111122020001120 has 72 divisors (see below), whose sum is σ = 277070136510384. Its totient is φ = 42109397031168.

The previous prime is 111122020001071. The next prime is 111122020001131. The reversal of 111122020001120 is 21100020221111.

It is a junction number, because it is equal to n+sod(n) for n = 111122020001095 and 111122020001104.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 961871084 + ... + 961986603.

It is an arithmetic number, because the mean of its divisors is an integer number (3848196340422).

Almost surely, 2^{111122020001120} is an apocalyptic number.

111122020001120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111122020001120 is an abundant number, since it is smaller than the sum of its proper divisors (165948116509264).

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

111122020001120 is a wasteful number, since it uses less digits than its factorization.

111122020001120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1923857740 (or 1923857713 counting only the distinct ones).

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

Adding to 111122020001120 its reverse (21100020221111), we get a palindrome (132222040222231).

The spelling of 111122020001120 in words is "one hundred eleven trillion, one hundred twenty-two billion, twenty million, one thousand, one hundred twenty".