112221002011 has 4 divisors (see below), whose sum is σ = 112230290872. Its totient is φ = 112211713152.

The previous prime is 112221002009. The next prime is 112221002029. The reversal of 112221002011 is 110200122211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 112221002011 - 2¹ = 112221002009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112221001982 and 112221002000.

It is not an unprimeable number, because it can be changed into a prime (112221002071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4626285 + ... + 4650478.

It is an arithmetic number, because the mean of its divisors is an integer number (28057572718).

Almost surely, 2^112221002011 is an apocalyptic number.

112221002011 is a deficient number, since it is larger than the sum of its proper divisors (9288861).

112221002011 is an equidigital number, since it uses as much as digits as its factorization.

112221002011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9288860.

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

Adding to 112221002011 its reverse (110200122211), we get a palindrome (222421124222).

The spelling of 112221002011 in words is "one hundred twelve billion, two hundred twenty-one million, two thousand, eleven".