101144243 has 2 divisors, whose sum is σ = 101144244. Its totient is φ = 101144242.

The previous prime is 101144233. The next prime is 101144291. The reversal of 101144243 is 342441101.

It is a weak prime.

It is an emirp because it is prime and its reverse (342441101) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101144243 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (101144233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50572121 + 50572122.

It is an arithmetic number, because the mean of its divisors is an integer number (50572122).

Almost surely, 2^101144243 is an apocalyptic number.

101144243 is a deficient number, since it is larger than the sum of its proper divisors (1).

101144243 is an equidigital number, since it uses as much as digits as its factorization.

101144243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 101144243 is about 10057.0494181942. The cubic root of 101144243 is about 465.9225420325.

Adding to 101144243 its reverse (342441101), we get a palindrome (443585344).

It can be divided in two parts, 1011 and 44243, that added together give a palindrome (45254).

The spelling of 101144243 in words is "one hundred one million, one hundred forty-four thousand, two hundred forty-three".