144120143002242 has 24 divisors (see below), whose sum is σ = 316826099494128. Its totient is φ = 43672770606520.

The previous prime is 144120143002229. The next prime is 144120143002279. The reversal of 144120143002242 is 242200341021441.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 99256296108 + ... + 99256297559.

It is an arithmetic number, because the mean of its divisors is an integer number (13201087478922).

Almost surely, 2^{144120143002242} is an apocalyptic number.

144120143002242 is an abundant number, since it is smaller than the sum of its proper divisors (172705956491886).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144120143002242 is a wasteful number, since it uses less digits than its factorization.

144120143002242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198512593694 (or 198512593683 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 144120143002242 its reverse (242200341021441), we get a palindrome (386320484023683).

The spelling of 144120143002242 in words is "one hundred forty-four trillion, one hundred twenty billion, one hundred forty-three million, two thousand, two hundred forty-two".