22280123105 has 4 divisors (see below), whose sum is σ = 26736147732. Its totient is φ = 17824098480.

The previous prime is 22280123009. The next prime is 22280123113. The reversal of 22280123105 is 50132108222.

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 8468232529 + 13811890576 = 92023^2 + 117524^2 .

It is not a de Polignac number, because 22280123105 - 2¹² = 22280119009 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 (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2228012306 + ... + 2228012315.

It is an arithmetic number, because the mean of its divisors is an integer number (6684036933).

Almost surely, 2^22280123105 is an apocalyptic number.

It is an amenable number.

22280123105 is a deficient number, since it is larger than the sum of its proper divisors (4456024627).

22280123105 is an equidigital number, since it uses as much as digits as its factorization.

22280123105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4456024626.

The product of its (nonzero) digits is 1920, while the sum is 26.

The spelling of 22280123105 in words is "twenty-two billion, two hundred eighty million, one hundred twenty-three thousand, one hundred five".