22121332112211 has 8 divisors (see below), whose sum is σ = 30777505547520. Its totient is φ = 14106356709192.

The previous prime is 22121332112207. The next prime is 22121332112267. The reversal of 22121332112211 is 11221123312122.

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

It is not a de Polignac number, because 22121332112211 - 2² = 22121332112207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22121332116211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160299507991 + ... + 160299508128.

It is an arithmetic number, because the mean of its divisors is an integer number (3847188193440).

Almost surely, 2^{22121332112211} is an apocalyptic number.

22121332112211 is a deficient number, since it is larger than the sum of its proper divisors (8656173435309).

22121332112211 is a wasteful number, since it uses less digits than its factorization.

22121332112211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320599016145.

The product of its digits is 576, while the sum is 24.

Adding to 22121332112211 its reverse (11221123312122), we get a palindrome (33342455424333).

The spelling of 22121332112211 in words is "twenty-two trillion, one hundred twenty-one billion, three hundred thirty-two million, one hundred twelve thousand, two hundred eleven".