2144431100423 has 8 divisors (see below), whose sum is σ = 2251395259008. Its totient is φ = 2038610943864.

The previous prime is 2144431100407. The next prime is 2144431100429. The reversal of 2144431100423 is 3240011344412.

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 2144431100423 - 2⁴ = 2144431100407 is a prime.

It is a super-2 number, since 2×2144431100423² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2144431100429) 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, 285996665 + ... + 286004162.

It is an arithmetic number, because the mean of its divisors is an integer number (281424407376).

Almost surely, 2^{2144431100423} is an apocalyptic number.

2144431100423 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2144431100423 is a deficient number, since it is larger than the sum of its proper divisors (106964158585).

2144431100423 is a wasteful number, since it uses less digits than its factorization.

2144431100423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572001013.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 2144431100423 its reverse (3240011344412), we get a palindrome (5384442444835).

The spelling of 2144431100423 in words is "two trillion, one hundred forty-four billion, four hundred thirty-one million, one hundred thousand, four hundred twenty-three".