103100221033213 has 2 divisors, whose sum is σ = 103100221033214. Its totient is φ = 103100221033212.

The previous prime is 103100221033211. The next prime is 103100221033247. The reversal of 103100221033213 is 312330122001301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78910762547929 + 24189458485284 = 8883173^2 + 4918278^2 .

It is a cyclic number.

It is not a de Polignac number, because 103100221033213 - 2¹ = 103100221033211 is a prime.

Together with 103100221033211, 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 (103100221033211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51550110516606 + 51550110516607.

It is an arithmetic number, because the mean of its divisors is an integer number (51550110516607).

Almost surely, 2^{103100221033213} is an apocalyptic number.

It is an amenable number.

103100221033213 is a deficient number, since it is larger than the sum of its proper divisors (1).

103100221033213 is an equidigital number, since it uses as much as digits as its factorization.

103100221033213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 103100221033213 its reverse (312330122001301), we get a palindrome (415430343034514).

The spelling of 103100221033213 in words is "one hundred three trillion, one hundred billion, two hundred twenty-one million, thirty-three thousand, two hundred thirteen".