100401003344 has 10 divisors (see below), whose sum is σ = 194526944010. Its totient is φ = 50200501664.

The previous prime is 100401003337. The next prime is 100401003349. The reversal of 100401003344 is 443300104001.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 91506250000 + 8894753344 = 302500^2 + 94312^2 .

It is a super-2 number, since 2×100401003344² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100401003349) 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 as a sum of consecutive naturals, namely, 3137531339 + ... + 3137531370.

It is an arithmetic number, because the mean of its divisors is an integer number (19452694401).

Almost surely, 2^100401003344 is an apocalyptic number.

It is an amenable number.

100401003344 is a deficient number, since it is larger than the sum of its proper divisors (94125940666).

100401003344 is an equidigital number, since it uses as much as digits as its factorization.

100401003344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6275062717 (or 6275062711 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 100401003344 its reverse (443300104001), we get a palindrome (543701107345).

The spelling of 100401003344 in words is "one hundred billion, four hundred one million, three thousand, three hundred forty-four".