112211222011 has 12 divisors (see below), whose sum is σ = 130724268768. Its totient is φ = 96038949552.

The previous prime is 112211221981. The next prime is 112211222051. The reversal of 112211222011 is 110222112211.

It is not a de Polignac number, because 112211222011 - 2⁵ = 112211221979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112211222051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1658131 + ... + 1724476.

It is an arithmetic number, because the mean of its divisors is an integer number (10893689064).

Almost surely, 2^112211222011 is an apocalyptic number.

112211222011 is a deficient number, since it is larger than the sum of its proper divisors (18513046757).

112211222011 is an equidigital number, since it uses as much as digits as its factorization.

112211222011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3383298 (or 3383291 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 112211222011 its reverse (110222112211), we get a palindrome (222433334222).

The spelling of 112211222011 in words is "one hundred twelve billion, two hundred eleven million, two hundred twenty-two thousand, eleven".