140321143230031 has 2 divisors, whose sum is σ = 140321143230032. Its totient is φ = 140321143230030.

The previous prime is 140321143230029. The next prime is 140321143230097. The reversal of 140321143230031 is 130032341123041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140321143230031 - 2¹ = 140321143230029 is a prime.

It is a super-2 number, since 2×140321143230031² (a number of 29 digits) contains 22 as substring.

Together with 140321143230029, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140321143230431) 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 as a sum of consecutive naturals, namely, 70160571615015 + 70160571615016.

It is an arithmetic number, because the mean of its divisors is an integer number (70160571615016).

Almost surely, 2^{140321143230031} is an apocalyptic number.

140321143230031 is a deficient number, since it is larger than the sum of its proper divisors (1).

140321143230031 is an equidigital number, since it uses as much as digits as its factorization.

140321143230031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 140321143230031 its reverse (130032341123041), we get a palindrome (270353484353072).

The spelling of 140321143230031 in words is "one hundred forty trillion, three hundred twenty-one billion, one hundred forty-three million, two hundred thirty thousand, thirty-one".