1112012222020 has 96 divisors (see below), whose sum is σ = 2769453792000. Its totient is φ = 374799140352.

The previous prime is 1112012222003. The next prime is 1112012222047. The reversal of 1112012222020 is 202222102111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1112012221985 and 1112012222003.

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 31 ways as a sum of consecutive naturals, for example, 968997 + ... + 1778476.

It is an arithmetic number, because the mean of its divisors is an integer number (28848477000).

Almost surely, 2^{1112012222020} is an apocalyptic number.

1112012222020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112012222020 is an abundant number, since it is smaller than the sum of its proper divisors (1657441569980).

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

1112012222020 is a wasteful number, since it uses less digits than its factorization.

1112012222020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2747562 (or 2747546 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1112012222020 its reverse (202222102111), we get a palindrome (1314234324131).

The spelling of 1112012222020 in words is "one trillion, one hundred twelve billion, twelve million, two hundred twenty-two thousand, twenty".