101531343 has 8 divisors (see below), whose sum is σ = 136272256. Its totient is φ = 67239000.

The previous prime is 101531333. The next prime is 101531351. The reversal of 101531343 is 343135101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 101531343 - 2¹⁶ = 101465807 is a prime.

It is a super-2 number, since 2×101531343² = 20617227222767298, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101531333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111613 + ... + 112518.

It is an arithmetic number, because the mean of its divisors is an integer number (17034032).

Almost surely, 2^101531343 is an apocalyptic number.

101531343 is a deficient number, since it is larger than the sum of its proper divisors (34740913).

101531343 is a wasteful number, since it uses less digits than its factorization.

101531343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224285.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 101531343 is about 10076.2762467094. The cubic root of 101531343 is about 466.5161794250.

Adding to 101531343 its reverse (343135101), we get a palindrome (444666444).

The spelling of 101531343 in words is "one hundred one million, five hundred thirty-one thousand, three hundred forty-three".