22440202132105 has 4 divisors (see below), whose sum is σ = 26928242558532. Its totient is φ = 17952161705680.

The previous prime is 22440202132099. The next prime is 22440202132133. The reversal of 22440202132105 is 50123120204422.

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 15996504190969 + 6443697941136 = 3999563^2 + 2538444^2 .

It is not a de Polignac number, because 22440202132105 - 2¹⁷ = 22440202001033 is a prime.

It is a Duffinian number.

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, 2244020213206 + ... + 2244020213215.

It is an arithmetic number, because the mean of its divisors is an integer number (6732060639633).

Almost surely, 2^{22440202132105} is an apocalyptic number.

It is an amenable number.

22440202132105 is a deficient number, since it is larger than the sum of its proper divisors (4488040426427).

22440202132105 is an equidigital number, since it uses as much as digits as its factorization.

22440202132105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4488040426426.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 22440202132105 its reverse (50123120204422), we get a palindrome (72563322336527).

The spelling of 22440202132105 in words is "twenty-two trillion, four hundred forty billion, two hundred two million, one hundred thirty-two thousand, one hundred five".