140012011231321 has 2 divisors, whose sum is σ = 140012011231322. Its totient is φ = 140012011231320.

The previous prime is 140012011231259. The next prime is 140012011231363. The reversal of 140012011231321 is 123132110210041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112776137791321 + 27235873440000 = 10619611^2 + 5218800^2 .

It is a cyclic number.

It is not a de Polignac number, because 140012011231321 - 2⁷ = 140012011231193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140012011231292 and 140012011231301.

It is not a weakly prime, because it can be changed into another prime (140012011238321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70006005615660 + 70006005615661.

It is an arithmetic number, because the mean of its divisors is an integer number (70006005615661).

Almost surely, 2^{140012011231321} is an apocalyptic number.

It is an amenable number.

140012011231321 is a deficient number, since it is larger than the sum of its proper divisors (1).

140012011231321 is an equidigital number, since it uses as much as digits as its factorization.

140012011231321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 140012011231321 its reverse (123132110210041), we get a palindrome (263144121441362).

The spelling of 140012011231321 in words is "one hundred forty trillion, twelve billion, eleven million, two hundred thirty-one thousand, three hundred twenty-one".