140012231312 has 20 divisors (see below), whose sum is σ = 272437970220. Its totient is φ = 69705658368.

The previous prime is 140012231297. The next prime is 140012231323. The reversal of 140012231312 is 213132210041.

It can be written as a sum of positive squares in 2 ways, for example, as 62748246016 + 77263985296 = 250496^2 + 277964^2 .

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 18774737 + ... + 18782192.

It is an arithmetic number, because the mean of its divisors is an integer number (13621898511).

Almost surely, 2^140012231312 is an apocalyptic number.

It is an amenable number.

140012231312 is a deficient number, since it is larger than the sum of its proper divisors (132425738908).

140012231312 is a wasteful number, since it uses less digits than its factorization.

140012231312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37557170 (or 37557164 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 140012231312 its reverse (213132210041), we get a palindrome (353144441353).

The spelling of 140012231312 in words is "one hundred forty billion, twelve million, two hundred thirty-one thousand, three hundred twelve".