144121201323122 has 8 divisors (see below), whose sum is σ = 216182152609500. Its totient is φ = 72060483786624.

The previous prime is 144121201323119. The next prime is 144121201323163. The reversal of 144121201323122 is 221323102121441.

It can be written as a sum of positive squares in 2 ways, for example, as 114116212185361 + 30004989137761 = 10682519^2 + 5477681^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56887847 + ... + 59367242.

Almost surely, 2^{144121201323122} is an apocalyptic number.

144121201323122 is a deficient number, since it is larger than the sum of its proper divisors (72060951286378).

144121201323122 is a wasteful number, since it uses less digits than its factorization.

144121201323122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116874940.

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 144121201323122 its reverse (221323102121441), we get a palindrome (365444303444563).

The spelling of 144121201323122 in words is "one hundred forty-four trillion, one hundred twenty-one billion, two hundred one million, three hundred twenty-three thousand, one hundred twenty-two".