10232001021 has 32 divisors (see below), whose sum is σ = 15903043200. Its totient is φ = 5782855680.

The previous prime is 10232001001. The next prime is 10232001023. The reversal of 10232001021 is 12010023201.

It is not a de Polignac number, because 10232001021 - 2¹³ = 10231992829 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10232000988 and 10232001006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10232001023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22516 + ... + 144813.

It is an arithmetic number, because the mean of its divisors is an integer number (496970100).

Almost surely, 2^10232001021 is an apocalyptic number.

10232001021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10232001021 is a deficient number, since it is larger than the sum of its proper divisors (5671042179).

10232001021 is a wasteful number, since it uses less digits than its factorization.

10232001021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167469.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 10232001021 its reverse (12010023201), we get a palindrome (22242024222).

The spelling of 10232001021 in words is "ten billion, two hundred thirty-two million, one thousand, twenty-one".