22310233133221 has 48 divisors (see below), whose sum is σ = 25633518503040. Its totient is φ = 19254934258560.

The previous prime is 22310233133213. The next prime is 22310233133257. The reversal of 22310233133221 is 12233133201322.

It is a happy number.

It is not a de Polignac number, because 22310233133221 - 2³ = 22310233133213 is a prime.

It is a super-3 number, since 3×22310233133221³ (a number of 41 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22310233133221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22310233133261) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 839569491 + ... + 839596063.

It is an arithmetic number, because the mean of its divisors is an integer number (534031635480).

Almost surely, 2^{22310233133221} is an apocalyptic number.

It is an amenable number.

22310233133221 is a deficient number, since it is larger than the sum of its proper divisors (3323285369819).

22310233133221 is a wasteful number, since it uses less digits than its factorization.

22310233133221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27706 (or 27683 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 22310233133221 its reverse (12233133201322), we get a palindrome (34543366334543).

The spelling of 22310233133221 in words is "twenty-two trillion, three hundred ten billion, two hundred thirty-three million, one hundred thirty-three thousand, two hundred twenty-one".