100311323444 has 12 divisors (see below), whose sum is σ = 178164888384. Its totient is φ = 49407069624.

The previous prime is 100311323443. The next prime is 100311323449. The reversal of 100311323444 is 444323113001.

It is a happy number.

It is a super-2 number, since 2×100311323444² (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 (100311323443) 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, 187147724 + ... + 187148259.

It is an arithmetic number, because the mean of its divisors is an integer number (14847074032).

Almost surely, 2^100311323444 is an apocalyptic number.

It is an amenable number.

100311323444 is a deficient number, since it is larger than the sum of its proper divisors (77853564940).

100311323444 is a wasteful number, since it uses less digits than its factorization.

100311323444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374296054 (or 374296052 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 100311323444 its reverse (444323113001), we get a palindrome (544634436445).

The spelling of 100311323444 in words is "one hundred billion, three hundred eleven million, three hundred twenty-three thousand, four hundred forty-four".