21332041220015 has 8 divisors (see below), whose sum is σ = 26290299449760. Its totient is φ = 16604399652192.

The previous prime is 21332041219999. The next prime is 21332041220027. The reversal of 21332041220015 is 51002214023312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21332041220015 - 2⁴ = 21332041219999 is a prime.

It is a super-2 number, since 2×21332041220015² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 57654165275 + ... + 57654165644.

It is an arithmetic number, because the mean of its divisors is an integer number (3286287431220).

Almost surely, 2^{21332041220015} is an apocalyptic number.

21332041220015 is a deficient number, since it is larger than the sum of its proper divisors (4958258229745).

21332041220015 is a wasteful number, since it uses less digits than its factorization.

21332041220015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115308330961.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 21332041220015 its reverse (51002214023312), we get a palindrome (72334255243327).

The spelling of 21332041220015 in words is "twenty-one trillion, three hundred thirty-two billion, forty-one million, two hundred twenty thousand, fifteen".