100321543055 has 8 divisors (see below), whose sum is σ = 120811245072. Its totient is φ = 79973638848.

The previous prime is 100321543019. The next prime is 100321543093. The reversal of 100321543055 is 550345123001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100321543055 - 2⁸ = 100321542799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35447894 + ... + 35450723.

It is an arithmetic number, because the mean of its divisors is an integer number (15101405634).

Almost surely, 2^100321543055 is an apocalyptic number.

100321543055 is a deficient number, since it is larger than the sum of its proper divisors (20489702017).

100321543055 is an equidigital number, since it uses as much as digits as its factorization.

100321543055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70898905.

The product of its (nonzero) digits is 9000, while the sum is 29.

Adding to 100321543055 its reverse (550345123001), we get a palindrome (650666666056).

The spelling of 100321543055 in words is "one hundred billion, three hundred twenty-one million, five hundred forty-three thousand, fifty-five".