22551310219 has 2 divisors, whose sum is σ = 22551310220. Its totient is φ = 22551310218.

The previous prime is 22551310193. The next prime is 22551310241. The reversal of 22551310219 is 91201315522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22551310219 - 2⁹ = 22551309707 is a prime.

It is a super-2 number, since 2×22551310219² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22551310289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11275655109 + 11275655110.

It is an arithmetic number, because the mean of its divisors is an integer number (11275655110).

Almost surely, 2^22551310219 is an apocalyptic number.

22551310219 is a deficient number, since it is larger than the sum of its proper divisors (1).

22551310219 is an equidigital number, since it uses as much as digits as its factorization.

22551310219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 31.

The spelling of 22551310219 in words is "twenty-two billion, five hundred fifty-one million, three hundred ten thousand, two hundred nineteen".