112012011221001 has 16 divisors (see below), whose sum is σ = 150490006782720. Its totient is φ = 74104349351760.

The previous prime is 112012011220987. The next prime is 112012011221029. The reversal of 112012011221001 is 100122110210211.

It is a happy number.

It is not a de Polignac number, because 112012011221001 - 2⁷ = 112012011220873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112012011221101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157128510 + ... + 157839768.

It is an arithmetic number, because the mean of its divisors is an integer number (9405625423920).

Almost surely, 2^{112012011221001} is an apocalyptic number.

It is an amenable number.

112012011221001 is a deficient number, since it is larger than the sum of its proper divisors (38477995561719).

112012011221001 is a wasteful number, since it uses less digits than its factorization.

112012011221001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1112116.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 112012011221001 its reverse (100122110210211), we get a palindrome (212134121431212).

The spelling of 112012011221001 in words is "one hundred twelve trillion, twelve billion, eleven million, two hundred twenty-one thousand, one".