2144234340142 has 32 divisors (see below), whose sum is σ = 3351518576640. Its totient is φ = 1027727084160.

The previous prime is 2144234340137. The next prime is 2144234340167. The reversal of 2144234340142 is 2410434324412.

It is a junction number, because it is equal to n+sod(n) for n = 2144234340098 and 2144234340107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11558959 + ... + 11742997.

It is an arithmetic number, because the mean of its divisors is an integer number (104734955520).

Almost surely, 2^{2144234340142} is an apocalyptic number.

2144234340142 is a deficient number, since it is larger than the sum of its proper divisors (1207284236498).

2144234340142 is a wasteful number, since it uses less digits than its factorization.

2144234340142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185848.

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 2144234340142 its reverse (2410434324412), we get a palindrome (4554668664554).

The spelling of 2144234340142 in words is "two trillion, one hundred forty-four billion, two hundred thirty-four million, three hundred forty thousand, one hundred forty-two".