23301072421 has 8 divisors (see below), whose sum is σ = 25462662624. Its totient is φ = 21146700720.

The previous prime is 23301072409. The next prime is 23301072493. The reversal of 23301072421 is 12427010332.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 23301072421 - 2¹⁵ = 23301039653 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 (23301072401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1797870 + ... + 1810783.

It is an arithmetic number, because the mean of its divisors is an integer number (3182832828).

Almost surely, 2^23301072421 is an apocalyptic number.

It is an amenable number.

23301072421 is a deficient number, since it is larger than the sum of its proper divisors (2161590203).

23301072421 is a wasteful number, since it uses less digits than its factorization.

23301072421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3609251.

The product of its (nonzero) digits is 2016, while the sum is 25.

Adding to 23301072421 its reverse (12427010332), we get a palindrome (35728082753).

The spelling of 23301072421 in words is "twenty-three billion, three hundred one million, seventy-two thousand, four hundred twenty-one".