222320419 has 2 divisors, whose sum is σ = 222320420. Its totient is φ = 222320418.

The previous prime is 222320401. The next prime is 222320473. The reversal of 222320419 is 914023222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222320419 - 2¹⁷ = 222189347 is a prime.

It is a super-2 number, since 2×222320419² = 98852737408671122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222320393 and 222320402.

It is not a weakly prime, because it can be changed into another prime (222320479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111160209 + 111160210.

It is an arithmetic number, because the mean of its divisors is an integer number (111160210).

Almost surely, 2^222320419 is an apocalyptic number.

222320419 is a deficient number, since it is larger than the sum of its proper divisors (1).

222320419 is an equidigital number, since it uses as much as digits as its factorization.

222320419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 222320419 is about 14910.4131062825. The cubic root of 222320419 is about 605.7960688328.

The spelling of 222320419 in words is "two hundred twenty-two million, three hundred twenty thousand, four hundred nineteen".