140243012204 has 12 divisors (see below), whose sum is σ = 245486824800. Its totient is φ = 70103919408.

The previous prime is 140243012171. The next prime is 140243012227. The reversal of 140243012204 is 402210342041.

It is a self number, because there is not a number n which added to its sum of digits gives 140243012204.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4378724 + ... + 4410635.

It is an arithmetic number, because the mean of its divisors is an integer number (20457235400).

Almost surely, 2^140243012204 is an apocalyptic number.

It is an amenable number.

140243012204 is a deficient number, since it is larger than the sum of its proper divisors (105243812596).

140243012204 is a wasteful number, since it uses less digits than its factorization.

140243012204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8793352 (or 8793350 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 140243012204 its reverse (402210342041), we get a palindrome (542453354245).

The spelling of 140243012204 in words is "one hundred forty billion, two hundred forty-three million, twelve thousand, two hundred four".