220845854113 has 2 divisors, whose sum is σ = 220845854114. Its totient is φ = 220845854112.

The previous prime is 220845854083. The next prime is 220845854123. The reversal of 220845854113 is 311458548022.

220845854113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 156379120704 + 64466733409 = 395448^2 + 253903^2 .

It is a cyclic number.

It is not a de Polignac number, because 220845854113 - 2¹⁷ = 220845723041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 220845854113.

It is not a weakly prime, because it can be changed into another prime (220845854123) 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, 110422927056 + 110422927057.

It is an arithmetic number, because the mean of its divisors is an integer number (110422927057).

Almost surely, 2^220845854113 is an apocalyptic number.

It is an amenable number.

220845854113 is a deficient number, since it is larger than the sum of its proper divisors (1).

220845854113 is an equidigital number, since it uses as much as digits as its factorization.

220845854113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 307200, while the sum is 43.

The spelling of 220845854113 in words is "two hundred twenty billion, eight hundred forty-five million, eight hundred fifty-four thousand, one hundred thirteen".