22222320540005 has 16 divisors (see below), whose sum is σ = 28070550259200. Its totient is φ = 16842029400000.

The previous prime is 22222320540001. The next prime is 22222320540019. The reversal of 22222320540005 is 50004502322222.

It is not a de Polignac number, because 22222320540005 - 2² = 22222320540001 is a prime.

It is a super-2 number, since 2×22222320540005² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22222320540005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22222320540001) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 10296431 + ... + 12266259.

It is an arithmetic number, because the mean of its divisors is an integer number (1754409391200).

Almost surely, 2^{22222320540005} is an apocalyptic number.

It is an amenable number.

22222320540005 is a deficient number, since it is larger than the sum of its proper divisors (5848229719195).

22222320540005 is a wasteful number, since it uses less digits than its factorization.

22222320540005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2088604.

The product of its (nonzero) digits is 19200, while the sum is 29.

Adding to 22222320540005 its reverse (50004502322222), we get a palindrome (72226822862227).

The spelling of 22222320540005 in words is "twenty-two trillion, two hundred twenty-two billion, three hundred twenty million, five hundred forty thousand, five".