101231043 has 8 divisors (see below), whose sum is σ = 136366608. Its totient is φ = 66791424.

The previous prime is 101231041. The next prime is 101231051. The reversal of 101231043 is 340132101.

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

It is not a de Polignac number, because 101231043 - 2¹ = 101231041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101231041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173646 + ... + 174227.

It is an arithmetic number, because the mean of its divisors is an integer number (17045826).

Almost surely, 2^101231043 is an apocalyptic number.

101231043 is a deficient number, since it is larger than the sum of its proper divisors (35135565).

101231043 is an equidigital number, since it uses as much as digits as its factorization.

101231043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347973.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 101231043 is about 10061.3638737499. The cubic root of 101231043 is about 466.0557857779.

Adding to 101231043 its reverse (340132101), we get a palindrome (441363144).

The spelling of 101231043 in words is "one hundred one million, two hundred thirty-one thousand, forty-three".