112221200002 has 4 divisors (see below), whose sum is σ = 168331800006. Its totient is φ = 56110600000.

The previous prime is 112221199991. The next prime is 112221200009. The reversal of 112221200002 is 200002122211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 200002122211 = 148013 ⋅1351247.

It can be written as a sum of positive squares in only one way, i.e., 97493193121 + 14728006881 = 312239^2 + 121359^2 .

It is not an unprimeable number, because it can be changed into a prime (112221200009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28055299999 + ... + 28055300002.

Almost surely, 2^112221200002 is an apocalyptic number.

112221200002 is a deficient number, since it is larger than the sum of its proper divisors (56110600004).

112221200002 is an equidigital number, since it uses as much as digits as its factorization.

112221200002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56110600003.

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

Adding to 112221200002 its reverse (200002122211), we get a palindrome (312223322213).

The spelling of 112221200002 in words is "one hundred twelve billion, two hundred twenty-one million, two hundred thousand, two".