100320405103 has 2 divisors, whose sum is σ = 100320405104. Its totient is φ = 100320405102.

The previous prime is 100320405079. The next prime is 100320405167. The reversal of 100320405103 is 301504023001.

It is a weak prime.

It is an emirp because it is prime and its reverse (301504023001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100320405103 - 2¹⁷ = 100320274031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100320403103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50160202551 + 50160202552.

It is an arithmetic number, because the mean of its divisors is an integer number (50160202552).

Almost surely, 2^100320405103 is an apocalyptic number.

100320405103 is a deficient number, since it is larger than the sum of its proper divisors (1).

100320405103 is an equidigital number, since it uses as much as digits as its factorization.

100320405103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 19.

Adding to 100320405103 its reverse (301504023001), we get a palindrome (401824428104).

The spelling of 100320405103 in words is "one hundred billion, three hundred twenty million, four hundred five thousand, one hundred three".