144121121530 has 8 divisors (see below), whose sum is σ = 259418018772. Its totient is φ = 57648448608.

The previous prime is 144121121513. The next prime is 144121121531. The reversal of 144121121530 is 35121121441.

It is a happy number.

144121121530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 142703373121 + 1417748409 = 377761^2 + 37653^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 144121121495 and 144121121504.

It is not an unprimeable number, because it can be changed into a prime (144121121531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7206056067 + ... + 7206056086.

Almost surely, 2^144121121530 is an apocalyptic number.

144121121530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

144121121530 is a deficient number, since it is larger than the sum of its proper divisors (115296897242).

144121121530 is a wasteful number, since it uses less digits than its factorization.

144121121530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14412112160.

The product of its (nonzero) digits is 960, while the sum is 25.

Adding to 144121121530 its reverse (35121121441), we get a palindrome (179242242971).

The spelling of 144121121530 in words is "one hundred forty-four billion, one hundred twenty-one million, one hundred twenty-one thousand, five hundred thirty".