23045321121 has 8 divisors (see below), whose sum is σ = 30825897024. Its totient is φ = 15314146320.

The previous prime is 23045321119. The next prime is 23045321147. The reversal of 23045321121 is 12112354032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23045321121 - 2¹ = 23045321119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23045321091 and 23045321100.

It is not an unprimeable number, because it can be changed into a prime (23045321921) 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 7 ways as a sum of consecutive naturals, for example, 12349186 + ... + 12351051.

It is an arithmetic number, because the mean of its divisors is an integer number (3853237128).

Almost surely, 2^23045321121 is an apocalyptic number.

It is an amenable number.

23045321121 is a deficient number, since it is larger than the sum of its proper divisors (7780575903).

23045321121 is a wasteful number, since it uses less digits than its factorization.

23045321121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24700551.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 23045321121 its reverse (12112354032), we get a palindrome (35157675153).

The spelling of 23045321121 in words is "twenty-three billion, forty-five million, three hundred twenty-one thousand, one hundred twenty-one".