22402303132221 has 16 divisors (see below), whose sum is σ = 33193951344000. Its totient is φ = 14932459404864.

The previous prime is 22402303132189. The next prime is 22402303132243. The reversal of 22402303132221 is 12223130320422.

22402303132221 is a `hidden beast` number, since 2 + 2 + 4 + 0 + 2 + 303 + 132 + 221 = 666.

It is not a de Polignac number, because 22402303132221 - 2⁵ = 22402303132189 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22402303132721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66755916 + ... + 67090661.

It is an arithmetic number, because the mean of its divisors is an integer number (2074621959000).

Almost surely, 2^{22402303132221} is an apocalyptic number.

It is an amenable number.

22402303132221 is a deficient number, since it is larger than the sum of its proper divisors (10791648211779).

22402303132221 is a wasteful number, since it uses less digits than its factorization.

22402303132221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133852785 (or 133852779 counting only the distinct ones).

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

Adding to 22402303132221 its reverse (12223130320422), we get a palindrome (34625433452643).

The spelling of 22402303132221 in words is "twenty-two trillion, four hundred two billion, three hundred three million, one hundred thirty-two thousand, two hundred twenty-one".