100420232089 has 2 divisors, whose sum is σ = 100420232090. Its totient is φ = 100420232088.

The previous prime is 100420232063. The next prime is 100420232117. The reversal of 100420232089 is 980232024001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64133030025 + 36287202064 = 253245^2 + 190492^2 .

It is a cyclic number.

It is not a de Polignac number, because 100420232089 - 2¹⁷ = 100420101017 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100420232089.

It is not a weakly prime, because it can be changed into another prime (100420232039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50210116044 + 50210116045.

It is an arithmetic number, because the mean of its divisors is an integer number (50210116045).

Almost surely, 2^100420232089 is an apocalyptic number.

It is an amenable number.

100420232089 is a deficient number, since it is larger than the sum of its proper divisors (1).

100420232089 is an equidigital number, since it uses as much as digits as its factorization.

100420232089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 31.

The spelling of 100420232089 in words is "one hundred billion, four hundred twenty million, two hundred thirty-two thousand, eighty-nine".