4144243203123 has 8 divisors (see below), whose sum is σ = 5577299264448. Its totient is φ = 2737007971944.

The previous prime is 4144243203119. The next prime is 4144243203143. The reversal of 4144243203123 is 3213023424414.

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

It is not a de Polignac number, because 4144243203123 - 2² = 4144243203119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4144243203143) 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, 6455207161 + ... + 6455207802.

It is an arithmetic number, because the mean of its divisors is an integer number (697162408056).

Almost surely, 2^{4144243203123} is an apocalyptic number.

4144243203123 is a deficient number, since it is larger than the sum of its proper divisors (1433056061325).

4144243203123 is a wasteful number, since it uses less digits than its factorization.

4144243203123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12910415073.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 4144243203123 its reverse (3213023424414), we get a palindrome (7357266627537).

The spelling of 4144243203123 in words is "four trillion, one hundred forty-four billion, two hundred forty-three million, two hundred three thousand, one hundred twenty-three".