112011211112220 has 144 divisors (see below), whose sum is σ = 398800276125888. Its totient is φ = 24910601379840.

The previous prime is 112011211112209. The next prime is 112011211112239. The reversal of 112011211112220 is 22211112110211.

It is a happy number.

112011211112220 is a `hidden beast` number, since 1 + 120 + 1 + 1 + 211 + 112 + 220 = 666.

It is a super-2 number, since 2×112011211112220² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 112011211112193 and 112011211112202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1201274821 + ... + 1201368060.

Almost surely, 2^{112011211112220} is an apocalyptic number.

112011211112220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112011211112220 is an abundant number, since it is smaller than the sum of its proper divisors (286789065013668).

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

112011211112220 is a wasteful number, since it uses less digits than its factorization.

112011211112220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2402642940 (or 2402642935 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 112011211112220 its reverse (22211112110211), we get a palindrome (134222323222431).

The spelling of 112011211112220 in words is "one hundred twelve trillion, eleven billion, two hundred eleven million, one hundred twelve thousand, two hundred twenty".