542220817219 has 2 divisors, whose sum is σ = 542220817220.
Its totient is φ = 542220817218.
The previous prime is 542220817207. The next prime is 542220817321. The reversal of 542220817219 is 912718022245.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 542220817219 - 29 = 542220816707 is a prime.
It is a super-2 number, since 2×5422208172192 (a number of 24 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (542220817819) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271110408609 + 271110408610.
It is an arithmetic number, because the mean of its divisors is an integer number (271110408610).
Almost surely, 2542220817219 is an apocalyptic number.
542220817219 is a deficient number, since it is larger than the sum of its proper divisors (1).
542220817219 is an equidigital number, since it uses as much as digits as its factorization.
542220817219 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 161280, while the sum is 43.
The spelling of 542220817219 in words is "five hundred forty-two billion, two hundred twenty million, eight hundred seventeen thousand, two hundred nineteen".