101342243 has 4 divisors (see below), whose sum is σ = 101461080. Its totient is φ = 101223408.

The previous prime is 101342237. The next prime is 101342249. The reversal of 101342243 is 342243101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 342243101 = 53 ⋅6457417.

It is an interprime number because it is at equal distance from previous prime (101342237) and next prime (101342249).

It is a cyclic number.

It is not a de Polignac number, because 101342243 - 2⁶ = 101342179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101342249) 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 3 ways as a sum of consecutive naturals, for example, 58130 + ... + 59847.

It is an arithmetic number, because the mean of its divisors is an integer number (25365270).

Almost surely, 2^101342243 is an apocalyptic number.

101342243 is a deficient number, since it is larger than the sum of its proper divisors (118837).

101342243 is an equidigital number, since it uses as much as digits as its factorization.

101342243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118836.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 101342243 is about 10066.8884467843. Note that the first 3 decimals coincide. The cubic root of 101342243 is about 466.2263738936.

Adding to 101342243 its reverse (342243101), we get a palindrome (443585344).

It can be divided in two parts, 101 and 342243, that multiplied together give a palindrome (34566543).

The spelling of 101342243 in words is "one hundred one million, three hundred forty-two thousand, two hundred forty-three".