22142120021211 has 8 divisors (see below), whose sum is σ = 29523434817600. Its totient is φ = 14761109286152.

The previous prime is 22142120021191. The next prime is 22142120021227. The reversal of 22142120021211 is 11212002124122.

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

It is a cyclic number.

It is not a de Polignac number, because 22142120021211 - 2¹⁰ = 22142120020187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22142120021111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75845361 + ... + 76136738.

It is an arithmetic number, because the mean of its divisors is an integer number (3690429352200).

Almost surely, 2^{22142120021211} is an apocalyptic number.

22142120021211 is a deficient number, since it is larger than the sum of its proper divisors (7381314796389).

22142120021211 is a wasteful number, since it uses less digits than its factorization.

22142120021211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152030665.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 22142120021211 its reverse (11212002124122), we get a palindrome (33354122145333).

The spelling of 22142120021211 in words is "twenty-two trillion, one hundred forty-two billion, one hundred twenty million, twenty-one thousand, two hundred eleven".