22012220201211 has 12 divisors (see below), whose sum is σ = 32654765103792. Its totient is φ = 14278196887056.

The previous prime is 22012220201197. The next prime is 22012220201227. The reversal of 22012220201211 is 11210202221022.

It is a happy number.

22012220201211 is a `hidden beast` number, since 2 + 20 + 12 + 220 + 201 + 211 = 666.

It is not a de Polignac number, because 22012220201211 - 2²³ = 22012211812603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22012220201291) 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, 33051381351 + ... + 33051382016.

It is an arithmetic number, because the mean of its divisors is an integer number (2721230425316).

Almost surely, 2^{22012220201211} is an apocalyptic number.

22012220201211 is a deficient number, since it is larger than the sum of its proper divisors (10642544902581).

22012220201211 is a wasteful number, since it uses less digits than its factorization.

22012220201211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66102763410 (or 66102763407 counting only the distinct ones).

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

Adding to 22012220201211 its reverse (11210202221022), we get a palindrome (33222422422233).

The spelling of 22012220201211 in words is "twenty-two trillion, twelve billion, two hundred twenty million, two hundred one thousand, two hundred eleven".