1222004022401 has 64 divisors (see below), whose sum is σ = 1401494814720. Its totient is φ = 1058370001920.

The previous prime is 1222004022361. The next prime is 1222004022467. The reversal of 1222004022401 is 1042204002221.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1222004022401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1222004622401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1680885500 + ... + 1680886226.

It is an arithmetic number, because the mean of its divisors is an integer number (21898356480).

Almost surely, 2^{1222004022401} is an apocalyptic number.

It is an amenable number.

1222004022401 is a deficient number, since it is larger than the sum of its proper divisors (179490792319).

1222004022401 is a wasteful number, since it uses less digits than its factorization.

1222004022401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1494.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 1222004022401 its reverse (1042204002221), we get a palindrome (2264208024622).

The spelling of 1222004022401 in words is "one trillion, two hundred twenty-two billion, four million, twenty-two thousand, four hundred one".