23101222222321 has 4 divisors (see below), whose sum is σ = 23101524035044. Its totient is φ = 23100920409600.

The previous prime is 23101222222303. The next prime is 23101222222333. The reversal of 23101222222321 is 12322222210132.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17422109040400 + 5679113181921 = 4173980^2 + 2383089^2 .

It is a cyclic number.

It is not a de Polignac number, because 23101222222321 - 2⁵ = 23101222222289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23101222222361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150791520 + ... + 150944641.

It is an arithmetic number, because the mean of its divisors is an integer number (5775381008761).

Almost surely, 2^{23101222222321} is an apocalyptic number.

It is an amenable number.

23101222222321 is a deficient number, since it is larger than the sum of its proper divisors (301812723).

23101222222321 is an equidigital number, since it uses as much as digits as its factorization.

23101222222321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301812722.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 23101222222321 its reverse (12322222210132), we get a palindrome (35423444432453).

The spelling of 23101222222321 in words is "twenty-three trillion, one hundred one billion, two hundred twenty-two million, two hundred twenty-two thousand, three hundred twenty-one".