21302132033111 has 8 divisors (see below), whose sum is σ = 22564040377824. Its totient is φ = 20041206105600.

The previous prime is 21302132033101. The next prime is 21302132033137. The reversal of 21302132033111 is 11133023120312.

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

It is not a de Polignac number, because 21302132033111 - 2¹⁸ = 21302131770967 is a prime.

It is a super-3 number, since 3×21302132033111³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21302132033101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245559650 + ... + 245646383.

It is an arithmetic number, because the mean of its divisors is an integer number (2820505047228).

Almost surely, 2^{21302132033111} is an apocalyptic number.

21302132033111 is a deficient number, since it is larger than the sum of its proper divisors (1261908344713).

21302132033111 is a wasteful number, since it uses less digits than its factorization.

21302132033111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491208601.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 21302132033111 its reverse (11133023120312), we get a palindrome (32435155153423).

The spelling of 21302132033111 in words is "twenty-one trillion, three hundred two billion, one hundred thirty-two million, thirty-three thousand, one hundred eleven".