100305045103 has 2 divisors, whose sum is σ = 100305045104. Its totient is φ = 100305045102.

The previous prime is 100305045097. The next prime is 100305045173. The reversal of 100305045103 is 301540503001.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100305045103 - 2⁹ = 100305044591 is a prime.

It is a super-2 number, since 2×100305045103² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100305045173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50152522551 + 50152522552.

It is an arithmetic number, because the mean of its divisors is an integer number (50152522552).

Almost surely, 2^100305045103 is an apocalyptic number.

100305045103 is a deficient number, since it is larger than the sum of its proper divisors (1).

100305045103 is an equidigital number, since it uses as much as digits as its factorization.

100305045103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 900, while the sum is 22.

Adding to 100305045103 its reverse (301540503001), we get a palindrome (401845548104).

The spelling of 100305045103 in words is "one hundred billion, three hundred five million, forty-five thousand, one hundred three".