4320143132121 has 6 divisors (see below), whose sum is σ = 6240206746410. Its totient is φ = 2880095421408.

The previous prime is 4320143132117. The next prime is 4320143132131. The reversal of 4320143132121 is 1212313410234.

4320143132121 is a `hidden beast` number, since 4 + 3 + 201 + 431 + 3 + 2 + 1 + 21 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4302156298896 + 17986833225 = 2074164^2 + 134115^2 .

It is not a de Polignac number, because 4320143132121 - 2² = 4320143132117 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4320143132101) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 240007951776 + ... + 240007951793.

It is an arithmetic number, because the mean of its divisors is an integer number (1040034457735).

Almost surely, 2^{4320143132121} is an apocalyptic number.

It is an amenable number.

4320143132121 is a deficient number, since it is larger than the sum of its proper divisors (1920063614289).

4320143132121 is a wasteful number, since it uses less digits than its factorization.

4320143132121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480015903575 (or 480015903572 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 4320143132121 its reverse (1212313410234), we get a palindrome (5532456542355).

The spelling of 4320143132121 in words is "four trillion, three hundred twenty billion, one hundred forty-three million, one hundred thirty-two thousand, one hundred twenty-one".