142441032242 has 4 divisors (see below), whose sum is σ = 213661548366. Its totient is φ = 71220516120.

The previous prime is 142441032221. The next prime is 142441032247. The reversal of 142441032242 is 242230144241.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 85896472561 + 56544559681 = 293081^2 + 237791^2 .

It is not an unprimeable number, because it can be changed into a prime (142441032247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35610258059 + ... + 35610258062.

Almost surely, 2^142441032242 is an apocalyptic number.

142441032242 is a deficient number, since it is larger than the sum of its proper divisors (71220516124).

142441032242 is an equidigital number, since it uses as much as digits as its factorization.

142441032242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71220516123.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 142441032242 its reverse (242230144241), we get a palindrome (384671176483).

The spelling of 142441032242 in words is "one hundred forty-two billion, four hundred forty-one million, thirty-two thousand, two hundred forty-two".