22071440219 has 2 divisors, whose sum is σ = 22071440220. Its totient is φ = 22071440218.

The previous prime is 22071440191. The next prime is 22071440239. The reversal of 22071440219 is 91204417022.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22071440219 is a prime.

It is a super-2 number, since 2×22071440219² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22071440239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11035720109 + 11035720110.

It is an arithmetic number, because the mean of its divisors is an integer number (11035720110).

Almost surely, 2^22071440219 is an apocalyptic number.

22071440219 is a deficient number, since it is larger than the sum of its proper divisors (1).

22071440219 is an equidigital number, since it uses as much as digits as its factorization.

22071440219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 32.

The spelling of 22071440219 in words is "twenty-two billion, seventy-one million, four hundred forty thousand, two hundred nineteen".