220302542101 has 2 divisors, whose sum is σ = 220302542102. Its totient is φ = 220302542100.

The previous prime is 220302542093. The next prime is 220302542143. The reversal of 220302542101 is 101245203022.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115715628900 + 104586913201 = 340170^2 + 323399^2 .

It is a cyclic number.

It is not a de Polignac number, because 220302542101 - 2³ = 220302542093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220302542191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110151271050 + 110151271051.

It is an arithmetic number, because the mean of its divisors is an integer number (110151271051).

Almost surely, 2^220302542101 is an apocalyptic number.

It is an amenable number.

220302542101 is a deficient number, since it is larger than the sum of its proper divisors (1).

220302542101 is an equidigital number, since it uses as much as digits as its factorization.

220302542101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 220302542101 its reverse (101245203022), we get a palindrome (321547745123).

The spelling of 220302542101 in words is "two hundred twenty billion, three hundred two million, five hundred forty-two thousand, one hundred one".