21301003232 has 24 divisors (see below), whose sum is σ = 42321094200. Its totient is φ = 10552788864.

The previous prime is 21301003177. The next prime is 21301003253. The reversal of 21301003232 is 23230010312.

It is a self number, because there is not a number n which added to its sum of digits gives 21301003232.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3049982 + ... + 3056957.

It is an arithmetic number, because the mean of its divisors is an integer number (1763378925).

Almost surely, 2^21301003232 is an apocalyptic number.

It is an amenable number.

21301003232 is a deficient number, since it is larger than the sum of its proper divisors (21020090968).

21301003232 is a wasteful number, since it uses less digits than its factorization.

21301003232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6107058 (or 6107050 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 21301003232 its reverse (23230010312), we get a palindrome (44531013544).

The spelling of 21301003232 in words is "twenty-one billion, three hundred one million, three thousand, two hundred thirty-two".