2144123320411 has 8 divisors (see below), whose sum is σ = 2144837739600. Its totient is φ = 2143409002752.

The previous prime is 2144123320397. The next prime is 2144123320481. The reversal of 2144123320411 is 1140233214412.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2144123320411 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 2144123320411.

It is not an unprimeable number, because it can be changed into a prime (2144123320481) 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, 76690611 + ... + 76718563.

It is an arithmetic number, because the mean of its divisors is an integer number (268104717450).

Almost surely, 2^{2144123320411} is an apocalyptic number.

2144123320411 is a deficient number, since it is larger than the sum of its proper divisors (714419189).

2144123320411 is a wasteful number, since it uses less digits than its factorization.

2144123320411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50765.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 2144123320411 its reverse (1140233214412), we get a palindrome (3284356534823).

The spelling of 2144123320411 in words is "two trillion, one hundred forty-four billion, one hundred twenty-three million, three hundred twenty thousand, four hundred eleven".