23232000421 has 16 divisors (see below), whose sum is σ = 27014676480. Its totient is φ = 19565624880.

The previous prime is 23232000409. The next prime is 23232000461. The reversal of 23232000421 is 12400023232.

It is a cyclic number.

It is not a de Polignac number, because 23232000421 - 2⁷ = 23232000293 is a prime.

It is a super-2 number, since 2×23232000421² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23232000461) 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 15 ways as a sum of consecutive naturals, for example, 858520 + ... + 885166.

It is an arithmetic number, because the mean of its divisors is an integer number (1688417280).

Almost surely, 2^23232000421 is an apocalyptic number.

It is an amenable number.

23232000421 is a deficient number, since it is larger than the sum of its proper divisors (3782676059).

23232000421 is a wasteful number, since it uses less digits than its factorization.

23232000421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28824.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 23232000421 its reverse (12400023232), we get a palindrome (35632023653).

The spelling of 23232000421 in words is "twenty-three billion, two hundred thirty-two million, four hundred twenty-one", and thus it is an aban number.