23466321121 has 4 divisors (see below), whose sum is σ = 23520516292. Its totient is φ = 23412125952.

The previous prime is 23466321103. The next prime is 23466321169. The reversal of 23466321121 is 12112366432.

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 9200646400 + 14265674721 = 95920^2 + 119439^2 .

It is a cyclic number.

It is not a de Polignac number, because 23466321121 - 2¹¹ = 23466319073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23466327121) 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 3 ways as a sum of consecutive naturals, for example, 27096936 + ... + 27097801.

It is an arithmetic number, because the mean of its divisors is an integer number (5880129073).

Almost surely, 2^23466321121 is an apocalyptic number.

It is an amenable number.

23466321121 is a deficient number, since it is larger than the sum of its proper divisors (54195171).

23466321121 is an equidigital number, since it uses as much as digits as its factorization.

23466321121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54195170.

The product of its digits is 10368, while the sum is 31.

Adding to 23466321121 its reverse (12112366432), we get a palindrome (35578687553).

The spelling of 23466321121 in words is "twenty-three billion, four hundred sixty-six million, three hundred twenty-one thousand, one hundred twenty-one".