140434203202 has 4 divisors (see below), whose sum is σ = 210651304806. Its totient is φ = 70217101600.

The previous prime is 140434203181. The next prime is 140434203209. The reversal of 140434203202 is 202302434041.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 202302434041 = 19289 ⋅10487969.

It can be written as a sum of positive squares in only one way, i.e., 121486405401 + 18947797801 = 348549^2 + 137651^2 .

It is not an unprimeable number, because it can be changed into a prime (140434203209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35108550799 + ... + 35108550802.

Almost surely, 2^140434203202 is an apocalyptic number.

140434203202 is a deficient number, since it is larger than the sum of its proper divisors (70217101604).

140434203202 is an equidigital number, since it uses as much as digits as its factorization.

140434203202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70217101603.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 140434203202 its reverse (202302434041), we get a palindrome (342736637243).

The spelling of 140434203202 in words is "one hundred forty billion, four hundred thirty-four million, two hundred three thousand, two hundred two".