21314432336602 has 16 divisors (see below), whose sum is σ = 32027923389672. Its totient is φ = 10638470223360.

The previous prime is 21314432336543. The next prime is 21314432336621. The reversal of 21314432336602 is 20663323441312.

It can be written as a sum of positive squares in 4 ways, for example, as 15059126210881 + 6255306125721 = 3880609^2 + 2501061^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 367458 + ... + 6539410.

Almost surely, 2^{21314432336602} is an apocalyptic number.

21314432336602 is a deficient number, since it is larger than the sum of its proper divisors (10713491053070).

21314432336602 is a wasteful number, since it uses less digits than its factorization.

21314432336602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6174993.

The product of its (nonzero) digits is 373248, while the sum is 40.

Adding to 21314432336602 its reverse (20663323441312), we get a palindrome (41977755777914).

The spelling of 21314432336602 in words is "twenty-one trillion, three hundred fourteen billion, four hundred thirty-two million, three hundred thirty-six thousand, six hundred two".