101312344 has 16 divisors (see below), whose sum is σ = 217098000. Its totient is φ = 43419552.

The previous prime is 101312317. The next prime is 101312383. The reversal of 101312344 is 443213101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 904519 + ... + 904630.

It is an arithmetic number, because the mean of its divisors is an integer number (13568625).

Almost surely, 2^101312344 is an apocalyptic number.

101312344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

101312344 is an abundant number, since it is smaller than the sum of its proper divisors (115785656).

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

101312344 is a wasteful number, since it uses less digits than its factorization.

101312344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1809162 (or 1809158 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 101312344 is about 10065.4033202848. The cubic root of 101312344 is about 466.1805191311.

Adding to 101312344 its reverse (443213101), we get a palindrome (544525445).

It can be divided in two parts, 101 and 312344, that added together give a triangular number (312445 = T₇₉₀).

The spelling of 101312344 in words is "one hundred one million, three hundred twelve thousand, three hundred forty-four".