1112220001012 has 48 divisors (see below), whose sum is σ = 2016982250640. Its totient is φ = 536006524928.

The previous prime is 1112220001001. The next prime is 1112220001033. The reversal of 1112220001012 is 2101000222111.

It can be written as a sum of positive squares in 8 ways, for example, as 30404196 + 1112189596816 = 5514^2 + 1054604^2 .

It is a super-2 number, since 2×1112220001012² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1112220000983 and 1112220001001.

It is a congruent number.

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, 238007508 + ... + 238012180.

It is an arithmetic number, because the mean of its divisors is an integer number (42020463555).

Almost surely, 2^{1112220001012} is an apocalyptic number.

It is an amenable number.

1112220001012 is a deficient number, since it is larger than the sum of its proper divisors (904762249628).

1112220001012 is a wasteful number, since it uses less digits than its factorization.

1112220001012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7812 (or 7810 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1112220001012 its reverse (2101000222111), we get a palindrome (3213220223123).

The spelling of 1112220001012 in words is "one trillion, one hundred twelve billion, two hundred twenty million, one thousand, twelve".