142430203324202 has 16 divisors (see below), whose sum is σ = 216587740023432. Its totient is φ = 70234432208640.

The previous prime is 142430203324139. The next prime is 142430203324229. The reversal of 142430203324202 is 202423302034241.

It can be written as a sum of positive squares in 4 ways, for example, as 137533060047601 + 4897143276601 = 11727449^2 + 2212949^2 .

It is a super-2 number, since 2×142430203324202² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33546233 + ... + 37552764.

Almost surely, 2^{142430203324202} is an apocalyptic number.

142430203324202 is a deficient number, since it is larger than the sum of its proper divisors (74157536699230).

142430203324202 is a wasteful number, since it uses less digits than its factorization.

142430203324202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71112793.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 142430203324202 its reverse (202423302034241), we get a palindrome (344853505358443).

The spelling of 142430203324202 in words is "one hundred forty-two trillion, four hundred thirty billion, two hundred three million, three hundred twenty-four thousand, two hundred two".