22016320521633 has 10 divisors (see below), whose sum is σ = 32888577569474. Its totient is φ = 14677547014368.

The previous prime is 22016320521577. The next prime is 22016320521641. The reversal of 22016320521633 is 33612502361022.

22016320521633 is a `hidden beast` number, since 2 + 2 + 0 + 1 + 632 + 0 + 5 + 2 + 16 + 3 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 13723112798784 + 8293207722849 = 3704472^2 + 2879793^2 .

It is not a de Polignac number, because 22016320521633 - 2³⁷ = 21878881568161 is a prime.

It is a super-2 number, since 2×22016320521633² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22016320521683) 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 9 ways as a sum of consecutive naturals, for example, 135903213016 + ... + 135903213177.

Almost surely, 2^{22016320521633} is an apocalyptic number.

It is an amenable number.

22016320521633 is a deficient number, since it is larger than the sum of its proper divisors (10872257047841).

22016320521633 is an equidigital number, since it uses as much as digits as its factorization.

22016320521633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271806426205 (or 271806426196 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

Adding to 22016320521633 its reverse (33612502361022), we get a palindrome (55628822882655).

The spelling of 22016320521633 in words is "twenty-two trillion, sixteen billion, three hundred twenty million, five hundred twenty-one thousand, six hundred thirty-three".