100323056451 has 4 divisors (see below), whose sum is σ = 133764075272. Its totient is φ = 66882037632.

The previous prime is 100323056441. The next prime is 100323056459. The reversal of 100323056451 is 154650323001.

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

It is not a de Polignac number, because 100323056451 - 2⁵ = 100323056419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100323056459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16720509406 + ... + 16720509411.

It is an arithmetic number, because the mean of its divisors is an integer number (33441018818).

Almost surely, 2^100323056451 is an apocalyptic number.

100323056451 is a deficient number, since it is larger than the sum of its proper divisors (33441018821).

100323056451 is an equidigital number, since it uses as much as digits as its factorization.

100323056451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33441018820.

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 100323056451 its reverse (154650323001), we get a palindrome (254973379452).

The spelling of 100323056451 in words is "one hundred billion, three hundred twenty-three million, fifty-six thousand, four hundred fifty-one".