22121321233311 has 12 divisors (see below), whose sum is σ = 33054847820280. Its totient is φ = 14239011368400.

The previous prime is 22121321233273. The next prime is 22121321233313. The reversal of 22121321233311 is 11333212312122.

22121321233311 is a `hidden beast` number, since 2 + 2 + 1 + 2 + 1 + 321 + 2 + 3 + 331 + 1 = 666.

It is not a de Polignac number, because 22121321233311 - 2⁹ = 22121321232799 is a prime.

It is a super-2 number, since 2×22121321233311² (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 (22121321233313) 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, 42378009765 + ... + 42378010286.

It is an arithmetic number, because the mean of its divisors is an integer number (2754570651690).

Almost surely, 2^{22121321233311} is an apocalyptic number.

22121321233311 is a deficient number, since it is larger than the sum of its proper divisors (10933526586969).

22121321233311 is a wasteful number, since it uses less digits than its factorization.

22121321233311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84756020086 (or 84756020083 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

Adding to 22121321233311 its reverse (11333212312122), we get a palindrome (33454533545433).

It can be divided in two parts, 2212132 and 1233311, that added together give a palindrome (3445443).

The spelling of 22121321233311 in words is "twenty-two trillion, one hundred twenty-one billion, three hundred twenty-one million, two hundred thirty-three thousand, three hundred eleven".