22240223249 has 2 divisors, whose sum is σ = 22240223250. Its totient is φ = 22240223248.

The previous prime is 22240223149. The next prime is 22240223281. The reversal of 22240223249 is 94232204222.

It is an a-pointer prime, because the next prime (22240223281) can be obtained adding 22240223249 to its sum of digits (32).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17248094224 + 4992129025 = 131332^2 + 70655^2 .

It is a cyclic number.

It is not a de Polignac number, because 22240223249 - 2¹⁶ = 22240157713 is a prime.

It is not a weakly prime, because it can be changed into another prime (22240223149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11120111624 + 11120111625.

It is an arithmetic number, because the mean of its divisors is an integer number (11120111625).

Almost surely, 2^22240223249 is an apocalyptic number.

It is an amenable number.

22240223249 is a deficient number, since it is larger than the sum of its proper divisors (1).

22240223249 is an equidigital number, since it uses as much as digits as its factorization.

22240223249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 32.

The spelling of 22240223249 in words is "twenty-two billion, two hundred forty million, two hundred twenty-three thousand, two hundred forty-nine".