23344020330221 has 6 divisors (see below), whose sum is σ = 24637317855822. Its totient is φ = 22115387680920.

The previous prime is 23344020330179. The next prime is 23344020330233. The reversal of 23344020330221 is 12203302044332.

It can be written as a sum of positive squares in only one way, i.e., 18154800114025 + 5189220216196 = 4260845^2 + 2277986^2 .

It is not a de Polignac number, because 23344020330221 - 2¹⁸ = 23344020068077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23344020330251) 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, 32332437770 + ... + 32332438491.

It is an arithmetic number, because the mean of its divisors is an integer number (4106219642637).

Almost surely, 2^{23344020330221} is an apocalyptic number.

It is an amenable number.

23344020330221 is a deficient number, since it is larger than the sum of its proper divisors (1293297525601).

23344020330221 is an equidigital number, since it uses as much as digits as its factorization.

23344020330221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64664876299 (or 64664876280 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 23344020330221 its reverse (12203302044332), we get a palindrome (35547322374553).

The spelling of 23344020330221 in words is "twenty-three trillion, three hundred forty-four billion, twenty million, three hundred thirty thousand, two hundred twenty-one".