22121311322 has 8 divisors (see below), whose sum is σ = 36198509472. Its totient is φ = 10055141500.

The previous prime is 22121311313. The next prime is 22121311361. The reversal of 22121311322 is 22311312122.

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

It is a junction number, because it is equal to n+sod(n) for n = 22121311294 and 22121311303.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 502757054 + ... + 502757097.

It is an arithmetic number, because the mean of its divisors is an integer number (4524813684).

Almost surely, 2^22121311322 is an apocalyptic number.

22121311322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22121311322 is a deficient number, since it is larger than the sum of its proper divisors (14077198150).

22121311322 is a wasteful number, since it uses less digits than its factorization.

22121311322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005514164.

The product of its digits is 288, while the sum is 20.

Adding to 22121311322 its reverse (22311312122), we get a palindrome (44432623444).

The spelling of 22121311322 in words is "twenty-two billion, one hundred twenty-one million, three hundred eleven thousand, three hundred twenty-two".