200144111331321 has 8 divisors (see below), whose sum is σ = 296509794564960. Its totient is φ = 133429407554196.

The previous prime is 200144111331289. The next prime is 200144111331433. The reversal of 200144111331321 is 123133111441002.

200144111331321 is a `hidden beast` number, since 2 + 0 + 0 + 1 + 4 + 4 + 1 + 1 + 1 + 331 + 321 = 666.

It is not a de Polignac number, because 200144111331321 - 2⁵ = 200144111331289 is a prime.

It is a super-2 number, since 2×200144111331321² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 7412744864123 = 200144111331321 / (2 + 0 + 0 + 1 + 4 + 4 + 1 + 1 + 1 + 3 + 3 + 1 + 3 + 2 + 1).

It is not an unprimeable number, because it can be changed into a prime (200144111331821) 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, 3706372432035 + ... + 3706372432088.

It is an arithmetic number, because the mean of its divisors is an integer number (37063724320620).

Almost surely, 2^{200144111331321} is an apocalyptic number.

It is an amenable number.

200144111331321 is a deficient number, since it is larger than the sum of its proper divisors (96365683233639).

200144111331321 is an equidigital number, since it uses as much as digits as its factorization.

200144111331321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7412744864132 (or 7412744864126 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

Adding to 200144111331321 its reverse (123133111441002), we get a palindrome (323277222772323).

The spelling of 200144111331321 in words is "two hundred trillion, one hundred forty-four billion, one hundred eleven million, three hundred thirty-one thousand, three hundred twenty-one".