101444243 has 4 divisors (see below), whose sum is σ = 101818848. Its totient is φ = 101069640.

The previous prime is 101444221. The next prime is 101444251. The reversal of 101444243 is 342444101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 342444101 = 109 ⋅3141689.

It is a cyclic number.

It is not a de Polignac number, because 101444243 - 2⁸ = 101443987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101444293) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186896 + ... + 187437.

It is an arithmetic number, because the mean of its divisors is an integer number (25454712).

Almost surely, 2^101444243 is an apocalyptic number.

101444243 is a deficient number, since it is larger than the sum of its proper divisors (374605).

101444243 is an equidigital number, since it uses as much as digits as its factorization.

101444243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374604.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 101444243 is about 10071.9532862300. The cubic root of 101444243 is about 466.3827389100.

Adding to 101444243 its reverse (342444101), we get a palindrome (443888344).

The spelling of 101444243 in words is "one hundred one million, four hundred forty-four thousand, two hundred forty-three".