140012302123 has 2 divisors, whose sum is σ = 140012302124. Its totient is φ = 140012302122.

The previous prime is 140012302121. The next prime is 140012302163. The reversal of 140012302123 is 321203210041.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140012302123 - 2¹ = 140012302121 is a prime.

Together with 140012302121, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 140012302123.

It is not a weakly prime, because it can be changed into another prime (140012302121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70006151061 + 70006151062.

It is an arithmetic number, because the mean of its divisors is an integer number (70006151062).

Almost surely, 2^140012302123 is an apocalyptic number.

140012302123 is a deficient number, since it is larger than the sum of its proper divisors (1).

140012302123 is an equidigital number, since it uses as much as digits as its factorization.

140012302123 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 19.

Adding to 140012302123 its reverse (321203210041), we get a palindrome (461215512164).

The spelling of 140012302123 in words is "one hundred forty billion, twelve million, three hundred two thousand, one hundred twenty-three".