22132219 has 2 divisors, whose sum is σ = 22132220.
Its totient is φ = 22132218.
The previous prime is 22132211. The next prime is 22132223. The reversal of 22132219 is 91223122.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 22132219 - 23 = 22132211 is a prime.
It is a super-2 number, since 2×221322192 = 979670235727922, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 22132219.
It is not a weakly prime, because it can be changed into another prime (22132211) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11066109 + 11066110.
It is an arithmetic number, because the mean of its divisors is an integer number (11066110).
Almost surely, 222132219 is an apocalyptic number.
22132219 is a deficient number, since it is larger than the sum of its proper divisors (1).
22132219 is an equidigital number, since it uses as much as digits as its factorization.
22132219 is an evil number, because the sum of its binary digits is even.
The product of its digits is 432, while the sum is 22.
The square root of 22132219 is about 4704.4892390142.
The cubic root of 22132219 is about 280.7641499011.
The spelling of 22132219 in words is "twenty-two million, one hundred thirty-two thousand, two hundred nineteen".