22541132105 has 4 divisors (see below), whose sum is σ = 27049358532. Its totient is φ = 18032905680.

The previous prime is 22541132101. The next prime is 22541132111. The reversal of 22541132105 is 50123114522.

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 3215683849 + 19325448256 = 56707^2 + 139016^2 .

It is not a de Polignac number, because 22541132105 - 2² = 22541132101 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22541132101) 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, 2254113206 + ... + 2254113215.

It is an arithmetic number, because the mean of its divisors is an integer number (6762339633).

Almost surely, 2^22541132105 is an apocalyptic number.

It is an amenable number.

22541132105 is a deficient number, since it is larger than the sum of its proper divisors (4508226427).

22541132105 is an equidigital number, since it uses as much as digits as its factorization.

22541132105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4508226426.

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 22541132105 its reverse (50123114522), we get a palindrome (72664246627).

The spelling of 22541132105 in words is "twenty-two billion, five hundred forty-one million, one hundred thirty-two thousand, one hundred five".