112221211112 has 8 divisors (see below), whose sum is σ = 210414770850. Its totient is φ = 56110605552.

The previous prime is 112221211097. The next prime is 112221211117. The reversal of 112221211112 is 211112122211.

It can be written as a sum of positive squares in only one way, i.e., 108474057316 + 3747153796 = 329354^2 + 61214^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (112221211117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7013825687 + ... + 7013825702.

Almost surely, 2^112221211112 is an apocalyptic number.

It is an amenable number.

112221211112 is a deficient number, since it is larger than the sum of its proper divisors (98193559738).

112221211112 is a wasteful number, since it uses less digits than its factorization.

112221211112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14027651395 (or 14027651391 counting only the distinct ones).

The product of its digits is 32, while the sum is 17.

Adding to 112221211112 its reverse (211112122211), we get a palindrome (323333333323).

The spelling of 112221211112 in words is "one hundred twelve billion, two hundred twenty-one million, two hundred eleven thousand, one hundred twelve".