22243133121 has 32 divisors (see below), whose sum is σ = 32991546240. Its totient is φ = 13215321600.

The previous prime is 22243133117. The next prime is 22243133137. The reversal of 22243133121 is 12133134222.

It is not a de Polignac number, because 22243133121 - 2² = 22243133117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22243133091 and 22243133100.

It is not an unprimeable number, because it can be changed into a prime (22243123121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2410765 + ... + 2419973.

It is an arithmetic number, because the mean of its divisors is an integer number (1030985820).

Almost surely, 2^22243133121 is an apocalyptic number.

It is an amenable number.

22243133121 is a deficient number, since it is larger than the sum of its proper divisors (10748413119).

22243133121 is a wasteful number, since it uses less digits than its factorization.

22243133121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10657.

The product of its digits is 1728, while the sum is 24.

Adding to 22243133121 its reverse (12133134222), we get a palindrome (34376267343).

It can be divided in two parts, 222431 and 33121, that added together give a palindrome (255552).

The spelling of 22243133121 in words is "twenty-two billion, two hundred forty-three million, one hundred thirty-three thousand, one hundred twenty-one".