22120222211211 has 8 divisors (see below), whose sum is σ = 29993521642560. Its totient is φ = 14496868793672.

The previous prime is 22120222211209. The next prime is 22120222211233. The reversal of 22120222211211 is 11211222202122.

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 22120222211211 - 2¹ = 22120222211209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22120222210211) 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, 62486503245 + ... + 62486503598.

It is an arithmetic number, because the mean of its divisors is an integer number (3749190205320).

Almost surely, 2^{22120222211211} is an apocalyptic number.

22120222211211 is a deficient number, since it is larger than the sum of its proper divisors (7873299431349).

22120222211211 is a wasteful number, since it uses less digits than its factorization.

22120222211211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124973006905.

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

Adding to 22120222211211 its reverse (11211222202122), we get a palindrome (33331444413333).

The spelling of 22120222211211 in words is "twenty-two trillion, one hundred twenty billion, two hundred twenty-two million, two hundred eleven thousand, two hundred eleven".