22011222022011 has 12 divisors (see below), whose sum is σ = 32393873919888. Its totient is φ = 14397277297104.

The previous prime is 22011222022003. The next prime is 22011222022037. The reversal of 22011222022011 is 11022022211022.

It is a happy number.

22011222022011 is a `hidden beast` number, since 2 + 201 + 12 + 220 + 220 + 11 = 666.

It is not a de Polignac number, because 22011222022011 - 2³ = 22011222022003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22011222012011) 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, 23072559295 + ... + 23072560248.

It is an arithmetic number, because the mean of its divisors is an integer number (2699489493324).

Almost surely, 2^{22011222022011} is an apocalyptic number.

22011222022011 is a deficient number, since it is larger than the sum of its proper divisors (10382651897877).

22011222022011 is a wasteful number, since it uses less digits than its factorization.

22011222022011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46145119602 (or 46145119599 counting only the distinct ones).

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

Adding to 22011222022011 its reverse (11022022211022), we get a palindrome (33033244233033).

The spelling of 22011222022011 in words is "twenty-two trillion, eleven billion, two hundred twenty-two million, twenty-two thousand, eleven".