140223321423 has 32 divisors (see below), whose sum is σ = 209146392000. Its totient is φ = 92849846400.

The previous prime is 140223321397. The next prime is 140223321431. The reversal of 140223321423 is 324123322041.

140223321423 is a `hidden beast` number, since 1 + 4 + 0 + 2 + 233 + 2 + 1 + 423 = 666.

140223321423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 140223321423 - 2⁵ = 140223321391 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140223321443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3994753 + ... + 4029701.

It is an arithmetic number, because the mean of its divisors is an integer number (6535824750).

Almost surely, 2^140223321423 is an apocalyptic number.

140223321423 is a deficient number, since it is larger than the sum of its proper divisors (68923070577).

140223321423 is a wasteful number, since it uses less digits than its factorization.

140223321423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35960 (or 35954 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 140223321423 its reverse (324123322041), we get a palindrome (464346643464).

The spelling of 140223321423 in words is "one hundred forty billion, two hundred twenty-three million, three hundred twenty-one thousand, four hundred twenty-three".