22331024421 has 8 divisors (see below), whose sum is σ = 30133430880. Its totient is φ = 14707983792.

The previous prime is 22331024411. The next prime is 22331024467. The reversal of 22331024421 is 12442013322.

It is a happy number.

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

It is not a de Polignac number, because 22331024421 - 2⁵ = 22331024389 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22331024391 and 22331024400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22331024411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44841166 + ... + 44841663.

It is an arithmetic number, because the mean of its divisors is an integer number (3766678860).

Almost surely, 2^22331024421 is an apocalyptic number.

It is an amenable number.

22331024421 is a deficient number, since it is larger than the sum of its proper divisors (7802406459).

22331024421 is an equidigital number, since it uses as much as digits as its factorization.

22331024421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89682915.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 22331024421 its reverse (12442013322), we get a palindrome (34773037743).

The spelling of 22331024421 in words is "twenty-two billion, three hundred thirty-one million, twenty-four thousand, four hundred twenty-one".