23345325321 has 32 divisors (see below), whose sum is σ = 31817111040. Its totient is φ = 15222610944.

The previous prime is 23345325319. The next prime is 23345325323. The reversal of 23345325321 is 12352354332.

It is an interprime number because it is at equal distance from previous prime (23345325319) and next prime (23345325323).

It is not a de Polignac number, because 23345325321 - 2¹ = 23345325319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23345325323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27240325 + ... + 27241181.

It is an arithmetic number, because the mean of its divisors is an integer number (994284720).

Almost surely, 2^23345325321 is an apocalyptic number.

It is an amenable number.

23345325321 is a deficient number, since it is larger than the sum of its proper divisors (8471785719).

23345325321 is a wasteful number, since it uses less digits than its factorization.

23345325321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1825.

The product of its digits is 64800, while the sum is 33.

Adding to 23345325321 its reverse (12352354332), we get a palindrome (35697679653).

The spelling of 23345325321 in words is "twenty-three billion, three hundred forty-five million, three hundred twenty-five thousand, three hundred twenty-one".