22122001201222 has 32 divisors (see below), whose sum is σ = 35793277025184. Its totient is φ = 10193660006400.

The previous prime is 22122001201211. The next prime is 22122001201231. The reversal of 22122001201222 is 22210210022122.

It is a super-2 number, since 2×22122001201222² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22122001201222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 522574597 + ... + 522616927.

It is an arithmetic number, because the mean of its divisors is an integer number (1118539907037).

Almost surely, 2^{22122001201222} is an apocalyptic number.

22122001201222 is a deficient number, since it is larger than the sum of its proper divisors (13671275823962).

22122001201222 is a wasteful number, since it uses less digits than its factorization.

22122001201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74344.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22122001201222 its reverse (22210210022122), we get a palindrome (44332211223344).

The spelling of 22122001201222 in words is "twenty-two trillion, one hundred twenty-two billion, one million, two hundred one thousand, two hundred twenty-two".