22120222001211 has 12 divisors (see below), whose sum is σ = 33830927766792. Its totient is φ = 13879354981056.

The previous prime is 22120222001183. The next prime is 22120222001233. The reversal of 22120222001211 is 11210022202122.

It is a happy number.

22120222001211 is a `hidden beast` number, since 221 + 202 + 220 + 0 + 1 + 21 + 1 = 666.

It is not a de Polignac number, because 22120222001211 - 2¹¹ = 22120221999163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22120222001611) 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, 72288307041 + ... + 72288307346.

It is an arithmetic number, because the mean of its divisors is an integer number (2819243980566).

Almost surely, 2^{22120222001211} is an apocalyptic number.

22120222001211 is a deficient number, since it is larger than the sum of its proper divisors (11710705765581).

22120222001211 is a wasteful number, since it uses less digits than its factorization.

22120222001211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144576614410 (or 144576614407 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 22120222001211 its reverse (11210022202122), we get a palindrome (33330244203333).

The spelling of 22120222001211 in words is "twenty-two trillion, one hundred twenty billion, two hundred twenty-two million, one thousand, two hundred eleven".