22002132105 has 36 divisors (see below), whose sum is σ = 40512369612. Its totient is φ = 11044200960.

The previous prime is 22002132091. The next prime is 22002132109. The reversal of 22002132105 is 50123120022.

It can be written as a sum of positive squares in 6 ways, for example, as 4454361081 + 17547771024 = 66741^2 + 132468^2 .

It is not a de Polignac number, because 22002132105 - 2⁶ = 22002132041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22002132109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 832906 + ... + 858915.

Almost surely, 2^22002132105 is an apocalyptic number.

It is an amenable number.

22002132105 is a deficient number, since it is larger than the sum of its proper divisors (18510237507).

22002132105 is a wasteful number, since it uses less digits than its factorization.

22002132105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1691866 (or 1691846 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

Adding to 22002132105 its reverse (50123120022), we get a palindrome (72125252127).

The spelling of 22002132105 in words is "twenty-two billion, two million, one hundred thirty-two thousand, one hundred five".