220454554219 has 2 divisors, whose sum is σ = 220454554220. Its totient is φ = 220454554218.

The previous prime is 220454554189. The next prime is 220454554277. The reversal of 220454554219 is 912455454022.

220454554219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220454554219 - 2⁷ = 220454554091 is a prime.

It is a super-2 number, since 2×220454554219² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (220454554319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110227277109 + 110227277110.

It is an arithmetic number, because the mean of its divisors is an integer number (110227277110).

Almost surely, 2^220454554219 is an apocalyptic number.

220454554219 is a deficient number, since it is larger than the sum of its proper divisors (1).

220454554219 is an equidigital number, since it uses as much as digits as its factorization.

220454554219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576000, while the sum is 43.

The spelling of 220454554219 in words is "two hundred twenty billion, four hundred fifty-four million, five hundred fifty-four thousand, two hundred nineteen".