144121322225 has 24 divisors (see below), whose sum is σ = 181859640000. Its totient is φ = 113267903040.

The previous prime is 144121322183. The next prime is 144121322249. The reversal of 144121322225 is 522223121441.

144121322225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 144121322225 - 2³² = 139826354929 is a prime.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 2253236 + ... + 2316314.

It is an arithmetic number, because the mean of its divisors is an integer number (7577485000).

Almost surely, 2^144121322225 is an apocalyptic number.

It is an amenable number.

144121322225 is a deficient number, since it is larger than the sum of its proper divisors (37738317775).

144121322225 is a wasteful number, since it uses less digits than its factorization.

144121322225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64697 (or 64692 counting only the distinct ones).

The product of its digits is 7680, while the sum is 29.

Adding to 144121322225 its reverse (522223121441), we get a palindrome (666344443666).

The spelling of 144121322225 in words is "one hundred forty-four billion, one hundred twenty-one million, three hundred twenty-two thousand, two hundred twenty-five".