103020322120813 has 2 divisors, whose sum is σ = 103020322120814. Its totient is φ = 103020322120812.

The previous prime is 103020322120799. The next prime is 103020322120817. The reversal of 103020322120813 is 318021223020301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101449756739529 + 1570565381284 = 10072227^2 + 1253222^2 .

It is an emirp because it is prime and its reverse (318021223020301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103020322120813 - 2³⁷ = 102882883167341 is a prime.

It is a super-2 number, since 2×103020322120813² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103020322120817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51510161060406 + 51510161060407.

It is an arithmetic number, because the mean of its divisors is an integer number (51510161060407).

Almost surely, 2^{103020322120813} is an apocalyptic number.

It is an amenable number.

103020322120813 is a deficient number, since it is larger than the sum of its proper divisors (1).

103020322120813 is an equidigital number, since it uses as much as digits as its factorization.

103020322120813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 103020322120813 in words is "one hundred three trillion, twenty billion, three hundred twenty-two million, one hundred twenty thousand, eight hundred thirteen".