22000122110213 has 4 divisors (see below), whose sum is σ = 23692439195628. Its totient is φ = 20307805024800.

The previous prime is 22000122110209. The next prime is 22000122110257. The reversal of 22000122110213 is 31201122100022.

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 5045805286369 + 16954316823844 = 2246287^2 + 4117562^2 .

It is a cyclic number.

It is not a de Polignac number, because 22000122110213 - 2² = 22000122110209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22000122110191 and 22000122110200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22000122110413) 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, 846158542688 + ... + 846158542713.

It is an arithmetic number, because the mean of its divisors is an integer number (5923109798907).

Almost surely, 2^{22000122110213} is an apocalyptic number.

It is an amenable number.

22000122110213 is a deficient number, since it is larger than the sum of its proper divisors (1692317085415).

22000122110213 is a wasteful number, since it uses less digits than its factorization.

22000122110213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1692317085414.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 22000122110213 its reverse (31201122100022), we get a palindrome (53201244210235).

The spelling of 22000122110213 in words is "twenty-two trillion, one hundred twenty-two million, one hundred ten thousand, two hundred thirteen".