22124551289 has 2 divisors, whose sum is σ = 22124551290. Its totient is φ = 22124551288.

The previous prime is 22124551237. The next prime is 22124551291. The reversal of 22124551289 is 98215542122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20933749225 + 1190802064 = 144685^2 + 34508^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22124551289 is a prime.

Together with 22124551291, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22124151289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11062275644 + 11062275645.

It is an arithmetic number, because the mean of its divisors is an integer number (11062275645).

Almost surely, 2^22124551289 is an apocalyptic number.

It is an amenable number.

22124551289 is a deficient number, since it is larger than the sum of its proper divisors (1).

22124551289 is an equidigital number, since it uses as much as digits as its factorization.

22124551289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 115200, while the sum is 41.

The spelling of 22124551289 in words is "twenty-two billion, one hundred twenty-four million, five hundred fifty-one thousand, two hundred eighty-nine".