21152530033036 has 6 divisors (see below), whose sum is σ = 37016927557820. Its totient is φ = 10576265016516.

The previous prime is 21152530032989. The next prime is 21152530033109. The reversal of 21152530033036 is 63033003525112.

It is a junction number, because it is equal to n+sod(n) for n = 21152530032992 and 21152530033010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2644066254126 + ... + 2644066254133.

Almost surely, 2^{21152530033036} is an apocalyptic number.

It is an amenable number.

21152530033036 is a deficient number, since it is larger than the sum of its proper divisors (15864397524784).

21152530033036 is a wasteful number, since it uses less digits than its factorization.

21152530033036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5288132508263 (or 5288132508261 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 34.

Adding to 21152530033036 its reverse (63033003525112), we get a palindrome (84185533558148).

The spelling of 21152530033036 in words is "twenty-one trillion, one hundred fifty-two billion, five hundred thirty million, thirty-three thousand, thirty-six".