140311044212 has 48 divisors (see below), whose sum is σ = 261124193232. Its totient is φ = 65740646400.

The previous prime is 140311044187. The next prime is 140311044271. The reversal of 140311044212 is 212440113041.

It can be written as a sum of positive squares in 8 ways, for example, as 1393827556 + 138917216656 = 37334^2 + 372716^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25918418 + ... + 25923830.

It is an arithmetic number, because the mean of its divisors is an integer number (5440087359).

Almost surely, 2^140311044212 is an apocalyptic number.

It is an amenable number.

140311044212 is a deficient number, since it is larger than the sum of its proper divisors (120813149020).

140311044212 is a wasteful number, since it uses less digits than its factorization.

140311044212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7028 (or 7026 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 140311044212 its reverse (212440113041), we get a palindrome (352751157253).

The spelling of 140311044212 in words is "one hundred forty billion, three hundred eleven million, forty-four thousand, two hundred twelve".