1022242333221 has 12 divisors (see below), whose sum is σ = 1477061391520. Its totient is φ = 681269135400.

The previous prime is 1022242333213. The next prime is 1022242333237. The reversal of 1022242333221 is 1223332422201.

1022242333221 is a `hidden beast` number, since 10 + 2 + 2 + 2 + 423 + 3 + 3 + 221 = 666.

It is not a de Polignac number, because 1022242333221 - 2³ = 1022242333213 is a prime.

It is a super-2 number, since 2×1022242333221² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022242383221) 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, 18784105 + ... + 18838446.

Almost surely, 2^{1022242333221} is an apocalyptic number.

It is an amenable number.

1022242333221 is a deficient number, since it is larger than the sum of its proper divisors (454819058299).

1022242333221 is a wasteful number, since it uses less digits than its factorization.

1022242333221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37625576 (or 37625573 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 1022242333221 its reverse (1223332422201), we get a palindrome (2245574755422).

The spelling of 1022242333221 in words is "one trillion, twenty-two billion, two hundred forty-two million, three hundred thirty-three thousand, two hundred twenty-one".