21302033223132 has 18 divisors (see below), whose sum is σ = 53846806203008. Its totient is φ = 7100677741032.

The previous prime is 21302033223103. The next prime is 21302033223151. The reversal of 21302033223132 is 23132233020312.

21302033223132 is a `hidden beast` number, since 2 + 1 + 3 + 0 + 20 + 3 + 322 + 313 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 21302033223096 and 21302033223105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 295861572508 + ... + 295861572579.

Almost surely, 2^{21302033223132} is an apocalyptic number.

It is an amenable number.

21302033223132 is an abundant number, since it is smaller than the sum of its proper divisors (32544772979876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21302033223132 is a wasteful number, since it uses less digits than its factorization.

21302033223132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591723145097 (or 591723145092 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 21302033223132 its reverse (23132233020312), we get a palindrome (44434266243444).

The spelling of 21302033223132 in words is "twenty-one trillion, three hundred two billion, thirty-three million, two hundred twenty-three thousand, one hundred thirty-two".