21332103230 has 32 divisors (see below), whose sum is σ = 38813433120. Its totient is φ = 8440565760.

The previous prime is 21332103229. The next prime is 21332103269. The reversal of 21332103230 is 3230123312.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2450726 + ... + 2459414.

It is an arithmetic number, because the mean of its divisors is an integer number (1212919785).

Almost surely, 2^21332103230 is an apocalyptic number.

21332103230 is a deficient number, since it is larger than the sum of its proper divisors (17481329890).

21332103230 is a wasteful number, since it uses less digits than its factorization.

21332103230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11324.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 21332103230 its reverse (3230123312), we get a palindrome (24562226542).

The spelling of 21332103230 in words is "twenty-one billion, three hundred thirty-two million, one hundred three thousand, two hundred thirty".