100320302129 has 4 divisors (see below), whose sum is σ = 103031661684. Its totient is φ = 97608942576.

The previous prime is 100320302107. The next prime is 100320302171. The reversal of 100320302129 is 921203023001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 38209693729 + 62110608400 = 195473^2 + 249220^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100320302129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100320302179) 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 in 3 ways as a sum of consecutive naturals, for example, 1355679722 + ... + 1355679795.

It is an arithmetic number, because the mean of its divisors is an integer number (25757915421).

Almost surely, 2^100320302129 is an apocalyptic number.

It is an amenable number.

100320302129 is a deficient number, since it is larger than the sum of its proper divisors (2711359555).

100320302129 is an equidigital number, since it uses as much as digits as its factorization.

100320302129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2711359554.

The product of its (nonzero) digits is 648, while the sum is 23.

The spelling of 100320302129 in words is "one hundred billion, three hundred twenty million, three hundred two thousand, one hundred twenty-nine".