220102027 has 2 divisors, whose sum is σ = 220102028. Its totient is φ = 220102026.

The previous prime is 220102013. The next prime is 220102117. The reversal of 220102027 is 720201022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220102027 - 2¹⁵ = 220069259 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 220102027.

It is not a weakly prime, because it can be changed into another prime (220102007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110051013 + 110051014.

It is an arithmetic number, because the mean of its divisors is an integer number (110051014).

Almost surely, 2^220102027 is an apocalyptic number.

220102027 is a deficient number, since it is larger than the sum of its proper divisors (1).

220102027 is an equidigital number, since it uses as much as digits as its factorization.

220102027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 16.

The square root of 220102027 is about 14835.8359049971. The cubic root of 220102027 is about 603.7743801193.

Adding to 220102027 its reverse (720201022), we get a palindrome (940303049).

The spelling of 220102027 in words is "two hundred twenty million, one hundred two thousand, twenty-seven".