112221002002 has 8 divisors (see below), whose sum is σ = 168743072700. Its totient is φ = 55973311104.

The previous prime is 112221001957. The next prime is 112221002009. The reversal of 112221002002 is 200200122211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 75613450441 + 36607551561 = 274979^2 + 191331^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (112221002009) 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, 68593927 + ... + 68595562.

Almost surely, 2^112221002002 is an apocalyptic number.

112221002002 is a deficient number, since it is larger than the sum of its proper divisors (56522070698).

112221002002 is a wasteful number, since it uses less digits than its factorization.

112221002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137189900.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 112221002002 its reverse (200200122211), we get a palindrome (312421124213).

The spelling of 112221002002 in words is "one hundred twelve billion, two hundred twenty-one million, two thousand, two".