220647308053 has 2 divisors, whose sum is σ = 220647308054. Its totient is φ = 220647308052.

The previous prime is 220647308051. The next prime is 220647308059. The reversal of 220647308053 is 350803746022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 212416826769 + 8230481284 = 460887^2 + 90722^2 .

It is a cyclic number.

It is not a de Polignac number, because 220647308053 - 2¹ = 220647308051 is a prime.

Together with 220647308051, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 220647307997 and 220647308015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220647308051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110323654026 + 110323654027.

It is an arithmetic number, because the mean of its divisors is an integer number (110323654027).

Almost surely, 2^220647308053 is an apocalyptic number.

It is an amenable number.

220647308053 is a deficient number, since it is larger than the sum of its proper divisors (1).

220647308053 is an equidigital number, since it uses as much as digits as its factorization.

220647308053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 220647308053 in words is "two hundred twenty billion, six hundred forty-seven million, three hundred eight thousand, fifty-three".