2144223431351 has 8 divisors (see below), whose sum is σ = 2165223808800. Its totient is φ = 2123226567072.

The previous prime is 2144223431323. The next prime is 2144223431437. The reversal of 2144223431351 is 1531343224412.

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 2144223431351 - 2²⁶ = 2144156322487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2144223431321) 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, 356825 + ... + 2101373.

It is an arithmetic number, because the mean of its divisors is an integer number (270652976100).

Almost surely, 2^{2144223431351} is an apocalyptic number.

2144223431351 is a deficient number, since it is larger than the sum of its proper divisors (21000377449).

2144223431351 is a wasteful number, since it uses less digits than its factorization.

2144223431351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1756585.

The product of its digits is 69120, while the sum is 35.

Adding to 2144223431351 its reverse (1531343224412), we get a palindrome (3675566655763).

The spelling of 2144223431351 in words is "two trillion, one hundred forty-four billion, two hundred twenty-three million, four hundred thirty-one thousand, three hundred fifty-one".