144242320011 has 4 divisors (see below), whose sum is σ = 192323093352. Its totient is φ = 96161546672.

The previous prime is 144242320003. The next prime is 144242320073. The reversal of 144242320011 is 110023242441.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 144242320011 - 2³ = 144242320003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144242325011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24040386666 + ... + 24040386671.

It is an arithmetic number, because the mean of its divisors is an integer number (48080773338).

Almost surely, 2^144242320011 is an apocalyptic number.

144242320011 is a deficient number, since it is larger than the sum of its proper divisors (48080773341).

144242320011 is an equidigital number, since it uses as much as digits as its factorization.

144242320011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48080773340.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 144242320011 its reverse (110023242441), we get a palindrome (254265562452).

The spelling of 144242320011 in words is "one hundred forty-four billion, two hundred forty-two million, three hundred twenty thousand, eleven".