1220230020563 has 2 divisors, whose sum is σ = 1220230020564. Its totient is φ = 1220230020562.

The previous prime is 1220230020539. The next prime is 1220230020623. The reversal of 1220230020563 is 3650200320221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1220230020563 - 2¹⁰ = 1220230019539 is a prime.

It is a super-2 number, since 2×1220230020563² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1220230020263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 610115010281 + 610115010282.

It is an arithmetic number, because the mean of its divisors is an integer number (610115010282).

Almost surely, 2^{1220230020563} is an apocalyptic number.

1220230020563 is a deficient number, since it is larger than the sum of its proper divisors (1).

1220230020563 is an equidigital number, since it uses as much as digits as its factorization.

1220230020563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 1220230020563 its reverse (3650200320221), we get a palindrome (4870430340784).

The spelling of 1220230020563 in words is "one trillion, two hundred twenty billion, two hundred thirty million, twenty thousand, five hundred sixty-three".