22011220122201 has 12 divisors (see below), whose sum is σ = 31794026687280. Its totient is φ = 14674127332920.

The previous prime is 22011220122119. The next prime is 22011220122239. The reversal of 22011220122201 is 10222102211022.

It is a happy number.

22011220122201 is a `hidden beast` number, since 220 + 1 + 1 + 220 + 1 + 2 + 220 + 1 = 666.

It is not a de Polignac number, because 22011220122201 - 2²³ = 22011211733593 is a prime.

It is a super-2 number, since 2×22011220122201² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22011220122251) 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, 9812266 + ... + 11844956.

It is an arithmetic number, because the mean of its divisors is an integer number (2649502223940).

Almost surely, 2^{22011220122201} is an apocalyptic number.

It is an amenable number.

22011220122201 is a deficient number, since it is larger than the sum of its proper divisors (9782806565079).

22011220122201 is a wasteful number, since it uses less digits than its factorization.

22011220122201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3235876 (or 3235873 counting only the distinct ones).

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

Adding to 22011220122201 its reverse (10222102211022), we get a palindrome (32233322333223).

The spelling of 22011220122201 in words is "twenty-two trillion, eleven billion, two hundred twenty million, one hundred twenty-two thousand, two hundred one".