140042431010023 has 2 divisors, whose sum is σ = 140042431010024. Its totient is φ = 140042431010022.

The previous prime is 140042431009973. The next prime is 140042431010047. The reversal of 140042431010023 is 320010134240041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140042431010023 - 2¹³ = 140042431001831 is a prime.

It is a super-2 number, since 2×140042431010023² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140042431010023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140042431014023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70021215505011 + 70021215505012.

It is an arithmetic number, because the mean of its divisors is an integer number (70021215505012).

Almost surely, 2^{140042431010023} is an apocalyptic number.

140042431010023 is a deficient number, since it is larger than the sum of its proper divisors (1).

140042431010023 is an equidigital number, since it uses as much as digits as its factorization.

140042431010023 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 25.

Adding to 140042431010023 its reverse (320010134240041), we get a palindrome (460052565250064).

The spelling of 140042431010023 in words is "one hundred forty trillion, forty-two billion, four hundred thirty-one million, ten thousand, twenty-three".