21230133322 has 8 divisors (see below), whose sum is σ = 33521263200. Its totient is φ = 10056378924.

The previous prime is 21230133317. The next prime is 21230133329. The reversal of 21230133322 is 22333103212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 21230133293 and 21230133302.

It is not an unprimeable number, because it can be changed into a prime (21230133329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 279343822 + ... + 279343897.

It is an arithmetic number, because the mean of its divisors is an integer number (4190157900).

Almost surely, 2^21230133322 is an apocalyptic number.

21230133322 is a deficient number, since it is larger than the sum of its proper divisors (12291129878).

21230133322 is a wasteful number, since it uses less digits than its factorization.

21230133322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558687740.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 21230133322 its reverse (22333103212), we get a palindrome (43563236534).

The spelling of 21230133322 in words is "twenty-one billion, two hundred thirty million, one hundred thirty-three thousand, three hundred twenty-two".