2042321144144 has 10 divisors (see below), whose sum is σ = 3956997216810. Its totient is φ = 1021160572064.

The previous prime is 2042321144141. The next prime is 2042321144207. The reversal of 2042321144144 is 4414411232402.

It can be written as a sum of positive squares in only one way, i.e., 1988212801600 + 54108342544 = 1410040^2 + 232612^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2042321144144.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2042321144141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63822535739 + ... + 63822535770.

It is an arithmetic number, because the mean of its divisors is an integer number (395699721681).

Almost surely, 2^{2042321144144} is an apocalyptic number.

It is an amenable number.

2042321144144 is a deficient number, since it is larger than the sum of its proper divisors (1914676072666).

2042321144144 is a wasteful number, since it uses less digits than its factorization.

2042321144144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127645071517 (or 127645071511 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 2042321144144 its reverse (4414411232402), we get a palindrome (6456732376546).

The spelling of 2042321144144 in words is "two trillion, forty-two billion, three hundred twenty-one million, one hundred forty-four thousand, one hundred forty-four".