21232032010230 has 32 divisors (see below), whose sum is σ = 51048361383264. Its totient is φ = 5651710251776.

The previous prime is 21232032010187. The next prime is 21232032010249. The reversal of 21232032010230 is 3201023023212.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 21232032010197 and 21232032010206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 635292447 + ... + 635325866.

It is an arithmetic number, because the mean of its divisors is an integer number (1595261293227).

Almost surely, 2^{21232032010230} is an apocalyptic number.

21232032010230 is an abundant number, since it is smaller than the sum of its proper divisors (29816329373034).

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

21232032010230 is a wasteful number, since it uses less digits than its factorization.

21232032010230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1270618880.

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

Adding to 21232032010230 its reverse (3201023023212), we get a palindrome (24433055033442).

The spelling of 21232032010230 in words is "twenty-one trillion, two hundred thirty-two billion, thirty-two million, ten thousand, two hundred thirty".