23234331220321 has 16 divisors (see below), whose sum is σ = 26166615076224. Its totient is φ = 20469703630464.

The previous prime is 23234331220253. The next prime is 23234331220333. The reversal of 23234331220321 is 12302213343232.

It is not a de Polignac number, because 23234331220321 - 2²¹ = 23234329123169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23234331220381) 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 15 ways as a sum of consecutive naturals, for example, 84881731 + ... + 85155016.

It is an arithmetic number, because the mean of its divisors is an integer number (1635413442264).

Almost surely, 2^{23234331220321} is an apocalyptic number.

It is an amenable number.

23234331220321 is a deficient number, since it is larger than the sum of its proper divisors (2932283855903).

23234331220321 is a wasteful number, since it uses less digits than its factorization.

23234331220321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170037240.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 23234331220321 its reverse (12302213343232), we get a palindrome (35536544563553).

The spelling of 23234331220321 in words is "twenty-three trillion, two hundred thirty-four billion, three hundred thirty-one million, two hundred twenty thousand, three hundred twenty-one".