21232241030 has 128 divisors (see below), whose sum is σ = 54014929920. Its totient is φ = 5787210240.

The previous prime is 21232241029. The next prime is 21232241053. The reversal of 21232241030 is 3014223212.

21232241030 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 21232240993 and 21232241011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 134372 + ... + 246008.

It is an arithmetic number, because the mean of its divisors is an integer number (421991640).

Almost surely, 2^21232241030 is an apocalyptic number.

21232241030 is an abundant number, since it is smaller than the sum of its proper divisors (32782688890).

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

21232241030 is a wasteful number, since it uses less digits than its factorization.

21232241030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111694.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 21232241030 its reverse (3014223212), we get a palindrome (24246464242).

It can be divided in two parts, 212322 and 41030, that added together give a palindrome (253352).

The spelling of 21232241030 in words is "twenty-one billion, two hundred thirty-two million, two hundred forty-one thousand, thirty".