100231344 has 50 divisors (see below), whose sum is σ = 290102340. Its totient is φ = 33410016.

The previous prime is 100231331. The next prime is 100231349. The reversal of 100231344 is 443132001.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (100231349) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 37374 + ... + 39965.

Almost surely, 2^100231344 is an apocalyptic number.

It is an amenable number.

100231344 is an abundant number, since it is smaller than the sum of its proper divisors (189870996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100231344 is an equidigital number, since it uses as much as digits as its factorization.

100231344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77359 (or 77344 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 100231344 is about 10011.5605177215. The cubic root of 100231344 is about 464.5165422711.

Adding to 100231344 its reverse (443132001), we get a palindrome (543363345).

The spelling of 100231344 in words is "one hundred million, two hundred thirty-one thousand, three hundred forty-four".