22122030433221 has 12 divisors (see below), whose sum is σ = 32008480157472. Its totient is φ = 14722895889576.

The previous prime is 22122030433193. The next prime is 22122030433249. The reversal of 22122030433221 is 12233403022122.

22122030433221 is a `hidden beast` number, since 2 + 2 + 1 + 2 + 2 + 0 + 3 + 0 + 433 + 221 = 666.

It is an interprime number because it is at equal distance from previous prime (22122030433193) and next prime (22122030433249).

It is not a de Polignac number, because 22122030433221 - 2¹⁹ = 22122029908933 is a prime.

It is a super-2 number, since 2×22122030433221² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22122030433021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2093694361 + ... + 2093704926.

It is an arithmetic number, because the mean of its divisors is an integer number (2667373346456).

Almost surely, 2^{22122030433221} is an apocalyptic number.

It is an amenable number.

22122030433221 is a deficient number, since it is larger than the sum of its proper divisors (9886449724251).

22122030433221 is a wasteful number, since it uses less digits than its factorization.

22122030433221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4187399880 (or 4187399877 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 22122030433221 its reverse (12233403022122), we get a palindrome (34355433455343).

The spelling of 22122030433221 in words is "twenty-two trillion, one hundred twenty-two billion, thirty million, four hundred thirty-three thousand, two hundred twenty-one".