22022122001201 has 12 divisors (see below), whose sum is σ = 25619534417700. Its totient is φ = 18874657468800.

The previous prime is 22022122001197. The next prime is 22022122001213. The reversal of 22022122001201 is 10210022122022.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3992323686400 + 18029798314801 = 1998080^2 + 4246151^2 .

It is not a de Polignac number, because 22022122001201 - 2² = 22022122001197 is a prime.

It is a super-2 number, since 2×22022122001201² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22022122001201.

It is not an unprimeable number, because it can be changed into a prime (22022122001101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16581500 + ... + 17860301.

It is an arithmetic number, because the mean of its divisors is an integer number (2134961201475).

Almost surely, 2^{22022122001201} is an apocalyptic number.

It is an amenable number.

22022122001201 is a deficient number, since it is larger than the sum of its proper divisors (3597412416499).

22022122001201 is a wasteful number, since it uses less digits than its factorization.

22022122001201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34454864 (or 34454857 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22022122001201 its reverse (10210022122022), we get a palindrome (32232144123223).

The spelling of 22022122001201 in words is "twenty-two trillion, twenty-two billion, one hundred twenty-two million, one thousand, two hundred one".