1022002201222 has 16 divisors (see below), whose sum is σ = 1683848021760. Its totient is φ = 463058205192.

The previous prime is 1022002201219. The next prime is 1022002201223. The reversal of 1022002201222 is 2221022002201.

It is a super-2 number, since 2×1022002201222² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1022002201196 and 1022002201205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022002201223) 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 7 ways as a sum of consecutive naturals, for example, 584668578 + ... + 584670325.

It is an arithmetic number, because the mean of its divisors is an integer number (105240501360).

Almost surely, 2^{1022002201222} is an apocalyptic number.

1022002201222 is a deficient number, since it is larger than the sum of its proper divisors (661845820538).

1022002201222 is a wasteful number, since it uses less digits than its factorization.

1022002201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1169338947.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 1022002201222 its reverse (2221022002201), we get a palindrome (3243024203423).

It can be divided in two parts, 1022002201 and 222, that multiplied together give a palindrome (226884488622).

The spelling of 1022002201222 in words is "one trillion, twenty-two billion, two million, two hundred one thousand, two hundred twenty-two".