144332221001232 has 40 divisors (see below), whose sum is σ = 406754441004960. Its totient is φ = 43737036666880.

The previous prime is 144332221001219. The next prime is 144332221001239. The reversal of 144332221001232 is 232100122233441.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 144332221001232.

It is not an unprimeable number, because it can be changed into a prime (144332221001239) 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, 136678239057 + ... + 136678240112.

It is an arithmetic number, because the mean of its divisors is an integer number (10168861025124).

Almost surely, 2^{144332221001232} is an apocalyptic number.

144332221001232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

144332221001232 is an abundant number, since it is smaller than the sum of its proper divisors (262422220003728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144332221001232 is a wasteful number, since it uses less digits than its factorization.

144332221001232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273356479191 (or 273356479185 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 144332221001232 its reverse (232100122233441), we get a palindrome (376432343234673).

The spelling of 144332221001232 in words is "one hundred forty-four trillion, three hundred thirty-two billion, two hundred twenty-one million, one thousand, two hundred thirty-two".