21160132423333 has 8 divisors (see below), whose sum is σ = 21683820395160. Its totient is φ = 20636805745920.

The previous prime is 21160132423327. The next prime is 21160132423343. The reversal of 21160132423333 is 33332423106112.

It can be written as a sum of positive squares in 4 ways, for example, as 727264428804 + 20432867994529 = 852798^2 + 4520273^2 .

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 21160132423333 - 2¹³ = 21160132415141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21160132423343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90205018 + ... + 90439291.

It is an arithmetic number, because the mean of its divisors is an integer number (2710477549395).

Almost surely, 2^{21160132423333} is an apocalyptic number.

It is an amenable number.

21160132423333 is a deficient number, since it is larger than the sum of its proper divisors (523687971827).

21160132423333 is a wasteful number, since it uses less digits than its factorization.

21160132423333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180647207.

The product of its (nonzero) digits is 46656, while the sum is 34.

Adding to 21160132423333 its reverse (33332423106112), we get a palindrome (54492555529445).

The spelling of 21160132423333 in words is "twenty-one trillion, one hundred sixty billion, one hundred thirty-two million, four hundred twenty-three thousand, three hundred thirty-three".