112002120001 has 4 divisors (see below), whose sum is σ = 115864262100. Its totient is φ = 108139977904.

The previous prime is 112002119987. The next prime is 112002120019. The reversal of 112002120001 is 100021200211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 36033530625 + 75968589376 = 189825^2 + 275624^2 .

It is a cyclic number.

It is not a de Polignac number, because 112002120001 - 2³⁵ = 77642381633 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112002120001.

It is not an unprimeable number, because it can be changed into a prime (112002120031) 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 in 3 ways as a sum of consecutive naturals, for example, 1931071006 + ... + 1931071063.

It is an arithmetic number, because the mean of its divisors is an integer number (28966065525).

Almost surely, 2^112002120001 is an apocalyptic number.

It is an amenable number.

112002120001 is a deficient number, since it is larger than the sum of its proper divisors (3862142099).

112002120001 is an equidigital number, since it uses as much as digits as its factorization.

112002120001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3862142098.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 112002120001 its reverse (100021200211), we get a palindrome (212023320212).

The spelling of 112002120001 in words is "one hundred twelve billion, two million, one hundred twenty thousand, one".