22021112012002 has 8 divisors (see below), whose sum is σ = 33047300616876. Its totient is φ = 11005345139712.

The previous prime is 22021112011967. The next prime is 22021112012027. The reversal of 22021112012002 is 20021021112022.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 14604863500161 + 7416248511841 = 3821631^2 + 2723279^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2605427863 + ... + 2605436314.

Almost surely, 2^{22021112012002} is an apocalyptic number.

22021112012002 is a deficient number, since it is larger than the sum of its proper divisors (11026188604874).

22021112012002 is a wasteful number, since it uses less digits than its factorization.

22021112012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5210866292.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22021112012002 its reverse (20021021112022), we get a palindrome (42042133124024).

The spelling of 22021112012002 in words is "twenty-two trillion, twenty-one billion, one hundred twelve million, twelve thousand, two".