220303103117 has 2 divisors, whose sum is σ = 220303103118. Its totient is φ = 220303103116.

The previous prime is 220303103113. The next prime is 220303103123. The reversal of 220303103117 is 711301303022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 204298576036 + 16004527081 = 451994^2 + 126509^2 .

It is a cyclic number.

It is not a de Polignac number, because 220303103117 - 2² = 220303103113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220303103092 and 220303103101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220303103113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110151551558 + 110151551559.

It is an arithmetic number, because the mean of its divisors is an integer number (110151551559).

Almost surely, 2^220303103117 is an apocalyptic number.

It is an amenable number.

220303103117 is a deficient number, since it is larger than the sum of its proper divisors (1).

220303103117 is an equidigital number, since it uses as much as digits as its factorization.

220303103117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 23.

Adding to 220303103117 its reverse (711301303022), we get a palindrome (931604406139).

The spelling of 220303103117 in words is "two hundred twenty billion, three hundred three million, one hundred three thousand, one hundred seventeen".