140212321244 has 12 divisors (see below), whose sum is σ = 245775802944. Its totient is φ = 69990663264.

The previous prime is 140212321243. The next prime is 140212321331. The reversal of 140212321244 is 442123212041.

140212321244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140212321243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28871609 + ... + 28876464.

It is an arithmetic number, because the mean of its divisors is an integer number (20481316912).

Almost surely, 2^140212321244 is an apocalyptic number.

It is an amenable number.

140212321244 is a deficient number, since it is larger than the sum of its proper divisors (105563481700).

140212321244 is a wasteful number, since it uses less digits than its factorization.

140212321244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57748684 (or 57748682 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 140212321244 its reverse (442123212041), we get a palindrome (582335533285).

The spelling of 140212321244 in words is "one hundred forty billion, two hundred twelve million, three hundred twenty-one thousand, two hundred forty-four".