101002243 has 2 divisors, whose sum is σ = 101002244. Its totient is φ = 101002242.

The previous prime is 101002241. The next prime is 101002301. The reversal of 101002243 is 342200101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101002243 - 2¹ = 101002241 is a prime.

Together with 101002241, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (101002241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50501121 + 50501122.

It is an arithmetic number, because the mean of its divisors is an integer number (50501122).

Almost surely, 2^101002243 is an apocalyptic number.

101002243 is a deficient number, since it is larger than the sum of its proper divisors (1).

101002243 is an equidigital number, since it uses as much as digits as its factorization.

101002243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 101002243 is about 10049.9872139222. The cubic root of 101002243 is about 465.7043981715.

Adding to 101002243 its reverse (342200101), we get a palindrome (443202344).

The spelling of 101002243 in words is "one hundred one million, two thousand, two hundred forty-three".