220302542461 has 2 divisors, whose sum is σ = 220302542462. Its totient is φ = 220302542460.

The previous prime is 220302542443. The next prime is 220302542477. The reversal of 220302542461 is 164245203022.

220302542461 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., 126846384025 + 93456158436 = 356155^2 + 305706^2 .

It is a cyclic number.

It is not a de Polignac number, because 220302542461 - 2¹⁹ = 220302018173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220302542401) 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, 110151271230 + 110151271231.

It is an arithmetic number, because the mean of its divisors is an integer number (110151271231).

Almost surely, 2^220302542461 is an apocalyptic number.

It is an amenable number.

220302542461 is a deficient number, since it is larger than the sum of its proper divisors (1).

220302542461 is an equidigital number, since it uses as much as digits as its factorization.

220302542461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 220302542461 its reverse (164245203022), we get a palindrome (384547745483).

The spelling of 220302542461 in words is "two hundred twenty billion, three hundred two million, five hundred forty-two thousand, four hundred sixty-one".