101442343 has 4 divisors (see below), whose sum is σ = 102009240. Its totient is φ = 100875448.

The previous prime is 101442337. The next prime is 101442353. The reversal of 101442343 is 343244101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101442343 - 2¹⁷ = 101311271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101442353) 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, 283180 + ... + 283537.

It is an arithmetic number, because the mean of its divisors is an integer number (25502310).

Almost surely, 2^101442343 is an apocalyptic number.

101442343 is a deficient number, since it is larger than the sum of its proper divisors (566897).

101442343 is an equidigital number, since it uses as much as digits as its factorization.

101442343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566896.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 101442343 is about 10071.8589644613. The cubic root of 101442343 is about 466.3798271866.

Adding to 101442343 its reverse (343244101), we get a palindrome (444686444).

The spelling of 101442343 in words is "one hundred one million, four hundred forty-two thousand, three hundred forty-three".