22213413021 has 8 divisors (see below), whose sum is σ = 29618573824. Its totient is φ = 14808597120.

The previous prime is 22213412993. The next prime is 22213413031. The reversal of 22213413021 is 12031431222.

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

It is not a de Polignac number, because 22213413021 - 2²⁷ = 22079195293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22213413031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196356 + ... + 288066.

It is an arithmetic number, because the mean of its divisors is an integer number (3702321728).

Almost surely, 2^22213413021 is an apocalyptic number.

It is an amenable number.

22213413021 is a deficient number, since it is larger than the sum of its proper divisors (7405160803).

22213413021 is an equidigital number, since it uses as much as digits as its factorization.

22213413021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172451.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 22213413021 its reverse (12031431222), we get a palindrome (34244844243).

The spelling of 22213413021 in words is "twenty-two billion, two hundred thirteen million, four hundred thirteen thousand, twenty-one".