11622233164221 has 12 divisors (see below), whose sum is σ = 16798990219648. Its totient is φ = 7742930784264.

The previous prime is 11622233164211. The next prime is 11622233164249. The reversal of 11622233164221 is 12246133222611.

It is a happy number.

11622233164221 is a `hidden beast` number, since 1 + 1 + 6 + 2 + 2 + 2 + 3 + 3 + 1 + 642 + 2 + 1 = 666.

It is not a de Polignac number, because 11622233164221 - 2⁷ = 11622233164093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11622233164211) 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, 435374125 + ... + 435400818.

Almost surely, 2^{11622233164221} is an apocalyptic number.

It is an amenable number.

11622233164221 is a deficient number, since it is larger than the sum of its proper divisors (5176757055427).

11622233164221 is a wasteful number, since it uses less digits than its factorization.

11622233164221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 870776432 (or 870776429 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

Adding to 11622233164221 its reverse (12246133222611), we get a palindrome (23868366386832).

The spelling of 11622233164221 in words is "eleven trillion, six hundred twenty-two billion, two hundred thirty-three million, one hundred sixty-four thousand, two hundred twenty-one".