142204430422441 has 8 divisors (see below), whose sum is σ = 142257505765320. Its totient is φ = 142151362050432.

The previous prime is 142204430422427. The next prime is 142204430422459. The reversal of 142204430422441 is 144224034402241.

It can be written as a sum of positive squares in 4 ways, for example, as 5099557568400 + 137104872854041 = 2258220^2 + 11709179^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 142204430422441 - 2⁹ = 142204430421929 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 142204430422441.

It is not an unprimeable number, because it can be changed into a prime (142204430422141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39244221 + ... + 42714373.

It is an arithmetic number, because the mean of its divisors is an integer number (17782188220665).

Almost surely, 2^{142204430422441} is an apocalyptic number.

It is an amenable number.

142204430422441 is a deficient number, since it is larger than the sum of its proper divisors (53075342879).

142204430422441 is a wasteful number, since it uses less digits than its factorization.

142204430422441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3485435.

The product of its (nonzero) digits is 196608, while the sum is 37.

Adding to 142204430422441 its reverse (144224034402241), we get a palindrome (286428464824682).

The spelling of 142204430422441 in words is "one hundred forty-two trillion, two hundred four billion, four hundred thirty million, four hundred twenty-two thousand, four hundred forty-one".