4144200123 has 16 divisors (see below), whose sum is σ = 6327394560. Its totient is φ = 2363455776.

The previous prime is 4144200101. The next prime is 4144200131. The reversal of 4144200123 is 3210024414.

It is not a de Polignac number, because 4144200123 - 2¹⁰ = 4144199099 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 4144200123.

It is not an unprimeable number, because it can be changed into a prime (4144200323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183165 + ... + 204542.

It is an arithmetic number, because the mean of its divisors is an integer number (395462160).

Almost surely, 2^4144200123 is an apocalyptic number.

4144200123 is a deficient number, since it is larger than the sum of its proper divisors (2183194437).

4144200123 is a wasteful number, since it uses less digits than its factorization.

4144200123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388226.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 4144200123 is about 64375.4621187297. The cubic root of 4144200123 is about 1606.2515993100.

Adding to 4144200123 its reverse (3210024414), we get a palindrome (7354224537).

The spelling of 4144200123 in words is "four billion, one hundred forty-four million, two hundred thousand, one hundred twenty-three".