124140431143202 has 16 divisors (see below), whose sum is σ = 186765545647800. Its totient is φ = 61885289916672.

The previous prime is 124140431143189. The next prime is 124140431143207. The reversal of 124140431143202 is 202341134041421.

It can be written as a sum of positive squares in 4 ways, for example, as 112106823978601 + 12033607164601 = 10588051^2 + 3468949^2 .

It is not an unprimeable number, because it can be changed into a prime (124140431143207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4049873 + ... + 16269060.

Almost surely, 2^{124140431143202} is an apocalyptic number.

124140431143202 is a deficient number, since it is larger than the sum of its proper divisors (62625114504598).

124140431143202 is a wasteful number, since it uses less digits than its factorization.

124140431143202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20328037.

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 124140431143202 its reverse (202341134041421), we get a palindrome (326481565184623).

The spelling of 124140431143202 in words is "one hundred twenty-four trillion, one hundred forty billion, four hundred thirty-one million, one hundred forty-three thousand, two hundred two".