22330230321 has 16 divisors (see below), whose sum is σ = 34271820800. Its totient is φ = 12668330448.

The previous prime is 22330230319. The next prime is 22330230361. The reversal of 22330230321 is 12303203322.

It is not a de Polignac number, because 22330230321 - 2¹ = 22330230319 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22330230361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3822061 + ... + 3827898.

It is an arithmetic number, because the mean of its divisors is an integer number (2141988800).

Almost surely, 2^22330230321 is an apocalyptic number.

22330230321 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22330230321 is a deficient number, since it is larger than the sum of its proper divisors (11941590479).

22330230321 is a wasteful number, since it uses less digits than its factorization.

22330230321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7650108.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 22330230321 its reverse (12303203322), we get a palindrome (34633433643).

The spelling of 22330230321 in words is "twenty-two billion, three hundred thirty million, two hundred thirty thousand, three hundred twenty-one".