2231332230321 has 24 divisors (see below), whose sum is σ = 3249799128576. Its totient is φ = 1475253083520.

The previous prime is 2231332230277. The next prime is 2231332230353. The reversal of 2231332230321 is 1230322331322.

2231332230321 is a `hidden beast` number, since 2 + 2 + 3 + 1 + 332 + 2 + 3 + 0 + 321 = 666.

It is not a de Polignac number, because 2231332230321 - 2¹¹ = 2231332228273 is a prime.

It is a super-3 number, since 3×2231332230321³ (a number of 38 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2231332230371) by changing a digit.

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, 1585800 + ... + 2641481.

It is an arithmetic number, because the mean of its divisors is an integer number (135408297024).

Almost surely, 2^{2231332230321} is an apocalyptic number.

It is an amenable number.

2231332230321 is a deficient number, since it is larger than the sum of its proper divisors (1018466898255).

2231332230321 is a wasteful number, since it uses less digits than its factorization.

2231332230321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4227773 (or 4227770 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 2231332230321 its reverse (1230322331322), we get a palindrome (3461654561643).

The spelling of 2231332230321 in words is "two trillion, two hundred thirty-one billion, three hundred thirty-two million, two hundred thirty thousand, three hundred twenty-one".