21233222302330 has 64 divisors (see below), whose sum is σ = 38984361799680. Its totient is φ = 8325558259200.

The previous prime is 21233222302297. The next prime is 21233222302399. The reversal of 21233222302330 is 3320322233212.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37820070 + ... + 38377390.

It is an arithmetic number, because the mean of its divisors is an integer number (609130653120).

Almost surely, 2^{21233222302330} is an apocalyptic number.

21233222302330 is a deficient number, since it is larger than the sum of its proper divisors (17751139497350).

21233222302330 is a wasteful number, since it uses less digits than its factorization.

21233222302330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557815.

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 21233222302330 its reverse (3320322233212), we get a palindrome (24553544535542).

The spelling of 21233222302330 in words is "twenty-one trillion, two hundred thirty-three billion, two hundred twenty-two million, three hundred two thousand, three hundred thirty".