112211021122120 has 32 divisors (see below), whose sum is σ = 252475104987000. Its totient is φ = 44884353788928.

The previous prime is 112211021122099. The next prime is 112211021122129. The reversal of 112211021122120 is 21221120112211.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 17558630851204 + 94652390270916 = 4190302^2 + 9728946^2 .

It is a super-2 number, since 2×112211021122120² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (112211021122129) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 53892262 + ... + 55935658.

Almost surely, 2^{112211021122120} is an apocalyptic number.

112211021122120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112211021122120 is an abundant number, since it is smaller than the sum of its proper divisors (140264083864880).

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

112211021122120 is a wasteful number, since it uses less digits than its factorization.

112211021122120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3416257 (or 3416253 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 112211021122120 its reverse (21221120112211), we get a palindrome (133432141234331).

The spelling of 112211021122120 in words is "one hundred twelve trillion, two hundred eleven billion, twenty-one million, one hundred twenty-two thousand, one hundred twenty".