100530434623 has 2 divisors, whose sum is σ = 100530434624. Its totient is φ = 100530434622.

The previous prime is 100530434567. The next prime is 100530434629. The reversal of 100530434623 is 326434035001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100530434623 - 2¹⁷ = 100530303551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100530434629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50265217311 + 50265217312.

It is an arithmetic number, because the mean of its divisors is an integer number (50265217312).

Almost surely, 2^100530434623 is an apocalyptic number.

100530434623 is a deficient number, since it is larger than the sum of its proper divisors (1).

100530434623 is an equidigital number, since it uses as much as digits as its factorization.

100530434623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 100530434623 its reverse (326434035001), we get a palindrome (426964469624).

The spelling of 100530434623 in words is "one hundred billion, five hundred thirty million, four hundred thirty-four thousand, six hundred twenty-three".