40203241223 has 2 divisors, whose sum is σ = 40203241224. Its totient is φ = 40203241222.

The previous prime is 40203241139. The next prime is 40203241291. The reversal of 40203241223 is 32214230204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40203241223 - 2³⁴ = 23023372039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40203241523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20101620611 + 20101620612.

It is an arithmetic number, because the mean of its divisors is an integer number (20101620612).

Almost surely, 2^40203241223 is an apocalyptic number.

40203241223 is a deficient number, since it is larger than the sum of its proper divisors (1).

40203241223 is an equidigital number, since it uses as much as digits as its factorization.

40203241223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 40203241223 its reverse (32214230204), we get a palindrome (72417471427).

The spelling of 40203241223 in words is "forty billion, two hundred three million, two hundred forty-one thousand, two hundred twenty-three".