21232103320230 has 64 divisors (see below), whose sum is σ = 56531701958400. Its totient is φ = 5059936277120.

The previous prime is 21232103320199. The next prime is 21232103320231. The reversal of 21232103320230 is 3202330123212.

It is a super-2 number, since 2×21232103320230² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 21232103320230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21232103320231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 545232285 + ... + 545271224.

It is an arithmetic number, because the mean of its divisors is an integer number (883307843100).

Almost surely, 2^{21232103320230} is an apocalyptic number.

21232103320230 is an abundant number, since it is smaller than the sum of its proper divisors (35299598638170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21232103320230 is a wasteful number, since it uses less digits than its factorization.

21232103320230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1090503589.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 21232103320230 its reverse (3202330123212), we get a palindrome (24434433443442).

The spelling of 21232103320230 in words is "twenty-one trillion, two hundred thirty-two billion, one hundred three million, three hundred twenty thousand, two hundred thirty".