100321324144 has 20 divisors (see below), whose sum is σ = 194604263280. Its totient is φ = 50100869120.

The previous prime is 100321324139. The next prime is 100321324241. The reversal of 100321324144 is 441423123001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3723217 + ... + 3750064.

It is an arithmetic number, because the mean of its divisors is an integer number (9730213164).

Almost surely, 2^100321324144 is an apocalyptic number.

It is an amenable number.

100321324144 is a deficient number, since it is larger than the sum of its proper divisors (94282939136).

100321324144 is an equidigital number, since it uses as much as digits as its factorization.

100321324144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7474128 (or 7474122 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 100321324144 its reverse (441423123001), we get a palindrome (541744447145).

The spelling of 100321324144 in words is "one hundred billion, three hundred twenty-one million, three hundred twenty-four thousand, one hundred forty-four".