22124233242109 has 2 divisors, whose sum is σ = 22124233242110. Its totient is φ = 22124233242108.

The previous prime is 22124233242107. The next prime is 22124233242131. The reversal of 22124233242109 is 90124233242122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12697798179609 + 9426435062500 = 3563397^2 + 3070250^2 .

It is a cyclic number.

It is not a de Polignac number, because 22124233242109 - 2¹ = 22124233242107 is a prime.

Together with 22124233242107, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22124233242107) by changing a digit.

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 as a sum of consecutive naturals, namely, 11062116621054 + 11062116621055.

It is an arithmetic number, because the mean of its divisors is an integer number (11062116621055).

Almost surely, 2^{22124233242109} is an apocalyptic number.

It is an amenable number.

22124233242109 is a deficient number, since it is larger than the sum of its proper divisors (1).

22124233242109 is an equidigital number, since it uses as much as digits as its factorization.

22124233242109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 22124233242109 in words is "twenty-two trillion, one hundred twenty-four billion, two hundred thirty-three million, two hundred forty-two thousand, one hundred nine".