22022412132321 has 6 divisors (see below), whose sum is σ = 31810150857810. Its totient is φ = 14681608088208.

The previous prime is 22022412132271. The next prime is 22022412132401. The reversal of 22022412132321 is 12323121422022.

22022412132321 is a `hidden beast` number, since 2 + 2 + 0 + 2 + 2 + 412 + 13 + 232 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 20233452381921 + 1788959750400 = 4498161^2 + 1337520^2 .

It is not a de Polignac number, because 22022412132321 - 2¹⁰ = 22022412131297 is a prime.

It is a super-2 number, since 2×22022412132321² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22022412132121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1223467340676 + ... + 1223467340693.

It is an arithmetic number, because the mean of its divisors is an integer number (5301691809635).

Almost surely, 2^{22022412132321} is an apocalyptic number.

It is an amenable number.

22022412132321 is a deficient number, since it is larger than the sum of its proper divisors (9787738725489).

22022412132321 is a wasteful number, since it uses less digits than its factorization.

22022412132321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2446934681375 (or 2446934681372 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 22022412132321 its reverse (12323121422022), we get a palindrome (34345533554343).

The spelling of 22022412132321 in words is "twenty-two trillion, twenty-two billion, four hundred twelve million, one hundred thirty-two thousand, three hundred twenty-one".