103323103122181 has 2 divisors, whose sum is σ = 103323103122182. Its totient is φ = 103323103122180.

The previous prime is 103323103122179. The next prime is 103323103122241. The reversal of 103323103122181 is 181221301323301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92801740489956 + 10521362632225 = 9633366^2 + 3243665^2 .

It is a cyclic number.

It is not a de Polignac number, because 103323103122181 - 2¹ = 103323103122179 is a prime.

It is a super-2 number, since 2×103323103122181² (a number of 29 digits) contains 22 as substring.

Together with 103323103122179, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103323103122101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51661551561090 + 51661551561091.

It is an arithmetic number, because the mean of its divisors is an integer number (51661551561091).

Almost surely, 2^{103323103122181} is an apocalyptic number.

It is an amenable number.

103323103122181 is a deficient number, since it is larger than the sum of its proper divisors (1).

103323103122181 is an equidigital number, since it uses as much as digits as its factorization.

103323103122181 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 31.

Adding to 103323103122181 its reverse (181221301323301), we get a palindrome (284544404445482).

The spelling of 103323103122181 in words is "one hundred three trillion, three hundred twenty-three billion, one hundred three million, one hundred twenty-two thousand, one hundred eighty-one".