140323201431023 has 6 divisors (see below), whose sum is σ = 151947608650344. Its totient is φ = 129529109013096.

The previous prime is 140323201430917. The next prime is 140323201431029. The reversal of 140323201431023 is 320134102323041.

It is not a de Polignac number, because 140323201431023 - 2²⁰ = 140323200382447 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140323201431029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 415157400515 + ... + 415157400852.

It is an arithmetic number, because the mean of its divisors is an integer number (25324601441724).

Almost surely, 2^{140323201431023} is an apocalyptic number.

140323201431023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

140323201431023 is a deficient number, since it is larger than the sum of its proper divisors (11624407219321).

140323201431023 is an equidigital number, since it uses as much as digits as its factorization.

140323201431023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830314801393 (or 830314801380 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 140323201431023 its reverse (320134102323041), we get a palindrome (460457303754064).

The spelling of 140323201431023 in words is "one hundred forty trillion, three hundred twenty-three billion, two hundred one million, four hundred thirty-one thousand, twenty-three".