100321320194 has 16 divisors (see below), whose sum is σ = 156886880832. Its totient is φ = 48069713328.

The previous prime is 100321320149. The next prime is 100321320217. The reversal of 100321320194 is 491023123001.

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, 11000414 + ... + 11009529.

It is an arithmetic number, because the mean of its divisors is an integer number (9805430052).

Almost surely, 2^100321320194 is an apocalyptic number.

100321320194 is a deficient number, since it is larger than the sum of its proper divisors (56565560638).

100321320194 is a wasteful number, since it uses less digits than its factorization.

100321320194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22010041.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 100321320194 its reverse (491023123001), we get a palindrome (591344443195).

The spelling of 100321320194 in words is "one hundred billion, three hundred twenty-one million, three hundred twenty thousand, one hundred ninety-four".