10332432021 has 4 divisors (see below), whose sum is σ = 13776576032. Its totient is φ = 6888288012.

The previous prime is 10332431999. The next prime is 10332432049. The reversal of 10332432021 is 12023423301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12023423301 = 3 ⋅4007807767.

It is not a de Polignac number, because 10332432021 - 2¹¹ = 10332429973 is a prime.

It is a super-2 number, since 2×10332432021² (a number of 21 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 (10332432221) 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 3 ways as a sum of consecutive naturals, for example, 1722072001 + ... + 1722072006.

It is an arithmetic number, because the mean of its divisors is an integer number (3444144008).

Almost surely, 2^10332432021 is an apocalyptic number.

It is an amenable number.

10332432021 is a deficient number, since it is larger than the sum of its proper divisors (3444144011).

10332432021 is an equidigital number, since it uses as much as digits as its factorization.

10332432021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3444144010.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 10332432021 its reverse (12023423301), we get a palindrome (22355855322).

The spelling of 10332432021 in words is "ten billion, three hundred thirty-two million, four hundred thirty-two thousand, twenty-one".