140012240213401 has 4 divisors (see below), whose sum is σ = 140033843713204. Its totient is φ = 139990636713600.

The previous prime is 140012240213333. The next prime is 140012240213407. The reversal of 140012240213401 is 104312042210041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 61398570604176 + 78613669609225 = 7835724^2 + 8866435^2 .

It is a cyclic number.

It is not a de Polignac number, because 140012240213401 - 2¹¹ = 140012240211353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140012240213407) 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 in 3 ways as a sum of consecutive naturals, for example, 10801740180 + ... + 10801753141.

It is an arithmetic number, because the mean of its divisors is an integer number (35008460928301).

Almost surely, 2^{140012240213401} is an apocalyptic number.

It is an amenable number.

140012240213401 is a deficient number, since it is larger than the sum of its proper divisors (21603499803).

140012240213401 is an equidigital number, since it uses as much as digits as its factorization.

140012240213401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21603499802.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 140012240213401 its reverse (104312042210041), we get a palindrome (244324282423442).

The spelling of 140012240213401 in words is "one hundred forty trillion, twelve billion, two hundred forty million, two hundred thirteen thousand, four hundred one".