22021303219 has 2 divisors, whose sum is σ = 22021303220. Its totient is φ = 22021303218.

The previous prime is 22021303177. The next prime is 22021303229. The reversal of 22021303219 is 91230312022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22021303219 - 2¹³ = 22021295027 is a prime.

It is a super-2 number, since 2×22021303219² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22021303193 and 22021303202.

It is not a weakly prime, because it can be changed into another prime (22021303229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11010651609 + 11010651610.

It is an arithmetic number, because the mean of its divisors is an integer number (11010651610).

Almost surely, 2^22021303219 is an apocalyptic number.

22021303219 is a deficient number, since it is larger than the sum of its proper divisors (1).

22021303219 is an equidigital number, since it uses as much as digits as its factorization.

22021303219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 25.

The spelling of 22021303219 in words is "twenty-two billion, twenty-one million, three hundred three thousand, two hundred nineteen".