22321420211 has 8 divisors (see below), whose sum is σ = 22526514864. Its totient is φ = 22117248000.

The previous prime is 22321420201. The next prime is 22321420237. The reversal of 22321420211 is 11202412322.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22321420211 is a prime.

It is a super-3 number, since 3×22321420211³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22321420201) 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, 181946 + ... + 278831.

It is an arithmetic number, because the mean of its divisors is an integer number (2815814358).

Almost surely, 2^22321420211 is an apocalyptic number.

22321420211 is a deficient number, since it is larger than the sum of its proper divisors (205094653).

22321420211 is a wasteful number, since it uses less digits than its factorization.

22321420211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461221.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 22321420211 its reverse (11202412322), we get a palindrome (33523832533).

The spelling of 22321420211 in words is "twenty-two billion, three hundred twenty-one million, four hundred twenty thousand, two hundred eleven".