112311311211020 has 48 divisors (see below), whose sum is σ = 236900276163936. Its totient is φ = 44725293696000.

The previous prime is 112311311211019. The next prime is 112311311211079. The reversal of 112311311211020 is 20112113113211.

It is a super-2 number, since 2×112311311211020² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 112311311210983 and 112311311211001.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13489310 + ... + 20163930.

It is an arithmetic number, because the mean of its divisors is an integer number (4935422420082).

Almost surely, 2^{112311311211020} is an apocalyptic number.

112311311211020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112311311211020 is an abundant number, since it is smaller than the sum of its proper divisors (124588964952916).

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

112311311211020 is a wasteful number, since it uses less digits than its factorization.

112311311211020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6678362 (or 6678360 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 20.

Adding to 112311311211020 its reverse (20112113113211), we get a palindrome (132423424324231).

The spelling of 112311311211020 in words is "one hundred twelve trillion, three hundred eleven billion, three hundred eleven million, two hundred eleven thousand, twenty".