21334210303132 has 6 divisors (see below), whose sum is σ = 37334868030488. Its totient is φ = 10667105151564.

The previous prime is 21334210303117. The next prime is 21334210303139. The reversal of 21334210303132 is 23130301243312.

It is a self number, because there is not a number n which added to its sum of digits gives 21334210303132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21334210303139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2666776287888 + ... + 2666776287895.

Almost surely, 2^{21334210303132} is an apocalyptic number.

It is an amenable number.

21334210303132 is a deficient number, since it is larger than the sum of its proper divisors (16000657727356).

21334210303132 is a wasteful number, since it uses less digits than its factorization.

21334210303132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5333552575787 (or 5333552575785 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 21334210303132 its reverse (23130301243312), we get a palindrome (44464511546444).

The spelling of 21334210303132 in words is "twenty-one trillion, three hundred thirty-four billion, two hundred ten million, three hundred three thousand, one hundred thirty-two".