140212342801 has 2 divisors, whose sum is σ = 140212342802. Its totient is φ = 140212342800.

The previous prime is 140212342793. The next prime is 140212342819. The reversal of 140212342801 is 108243212041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84611174400 + 55601168401 = 290880^2 + 235799^2 .

It is an emirp because it is prime and its reverse (108243212041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140212342801 - 2³ = 140212342793 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140212342801.

It is not a weakly prime, because it can be changed into another prime (140212342861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70106171400 + 70106171401.

It is an arithmetic number, because the mean of its divisors is an integer number (70106171401).

Almost surely, 2^140212342801 is an apocalyptic number.

It is an amenable number.

140212342801 is a deficient number, since it is larger than the sum of its proper divisors (1).

140212342801 is an equidigital number, since it uses as much as digits as its factorization.

140212342801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 28.

Adding to 140212342801 its reverse (108243212041), we get a palindrome (248455554842).

The spelling of 140212342801 in words is "one hundred forty billion, two hundred twelve million, three hundred forty-two thousand, eight hundred one".