140430323220023 has 4 divisors (see below), whose sum is σ = 140473975794960. Its totient is φ = 140386670645088.

The previous prime is 140430323220013. The next prime is 140430323220041. The reversal of 140430323220023 is 320022323034041.

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 140430323220023 - 2¹⁸ = 140430322957879 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 (140430323220013) 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, 21826282643 + ... + 21826289076.

It is an arithmetic number, because the mean of its divisors is an integer number (35118493948740).

Almost surely, 2^{140430323220023} is an apocalyptic number.

140430323220023 is a deficient number, since it is larger than the sum of its proper divisors (43652574937).

140430323220023 is an equidigital number, since it uses as much as digits as its factorization.

140430323220023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43652574936.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 140430323220023 its reverse (320022323034041), we get a palindrome (460452646254064).

The spelling of 140430323220023 in words is "one hundred forty trillion, four hundred thirty billion, three hundred twenty-three million, two hundred twenty thousand, twenty-three".