1112220031311 has 8 divisors (see below), whose sum is σ = 1647733379760. Its totient is φ = 741480020856.

The previous prime is 1112220031271. The next prime is 1112220031327. The reversal of 1112220031311 is 1131300222111.

1112220031311 is a `hidden beast` number, since 1 + 1 + 122 + 200 + 31 + 311 = 666.

It is not a de Polignac number, because 1112220031311 - 2⁷ = 1112220031183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112220031331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20596667220 + ... + 20596667273.

It is an arithmetic number, because the mean of its divisors is an integer number (205966672470).

Almost surely, 2^{1112220031311} is an apocalyptic number.

1112220031311 is a deficient number, since it is larger than the sum of its proper divisors (535513348449).

1112220031311 is an equidigital number, since it uses as much as digits as its factorization.

1112220031311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41193334502 (or 41193334496 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1112220031311 its reverse (1131300222111), we get a palindrome (2243520253422).

The spelling of 1112220031311 in words is "one trillion, one hundred twelve billion, two hundred twenty million, thirty-one thousand, three hundred eleven".