22030351533 has 18 divisors (see below), whose sum is σ = 33265329006. Its totient is φ = 14048337072.

The previous prime is 22030351529. The next prime is 22030351543. The reversal of 22030351533 is 33515303022.

It can be written as a sum of positive squares in only one way, i.e., 21036021444 + 994330089 = 145038^2 + 31533^2 .

It is not a de Polignac number, because 22030351533 - 2² = 22030351529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22030351497 and 22030351506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22030351523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2308866 + ... + 2318387.

Almost surely, 2^22030351533 is an apocalyptic number.

22030351533 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

22030351533 is a deficient number, since it is larger than the sum of its proper divisors (11234977473).

22030351533 is a wasteful number, since it uses less digits than its factorization.

22030351533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4627305 (or 4627279 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 27.

Adding to 22030351533 its reverse (33515303022), we get a palindrome (55545654555).

The spelling of 22030351533 in words is "twenty-two billion, thirty million, three hundred fifty-one thousand, five hundred thirty-three".