112002424021 has 4 divisors (see below), whose sum is σ = 112005222700. Its totient is φ = 111999625344.

The previous prime is 112002424019. The next prime is 112002424033. The reversal of 112002424021 is 120424200211.

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 72991828900 + 39010595121 = 270170^2 + 197511^2 .

It is a cyclic number.

It is not a de Polignac number, because 112002424021 - 2¹ = 112002424019 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 112002424021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112002424321) 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, 1338426 + ... + 1419643.

It is an arithmetic number, because the mean of its divisors is an integer number (28001305675).

Almost surely, 2^112002424021 is an apocalyptic number.

It is an amenable number.

112002424021 is a deficient number, since it is larger than the sum of its proper divisors (2798679).

112002424021 is an equidigital number, since it uses as much as digits as its factorization.

112002424021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2798678.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 112002424021 its reverse (120424200211), we get a palindrome (232426624232).

The spelling of 112002424021 in words is "one hundred twelve billion, two million, four hundred twenty-four thousand, twenty-one".