211321133230323 has 48 divisors (see below), whose sum is σ = 287991136008576. Its totient is φ = 137807286243840.

The previous prime is 211321133230279. The next prime is 211321133230331. The reversal of 211321133230323 is 323032331123112.

It is not a de Polignac number, because 211321133230323 - 2¹² = 211321133226227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211321133230393) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4484434840 + ... + 4484481962.

It is an arithmetic number, because the mean of its divisors is an integer number (5999815333512).

Almost surely, 2^{211321133230323} is an apocalyptic number.

211321133230323 is a deficient number, since it is larger than the sum of its proper divisors (76670002778253).

211321133230323 is a wasteful number, since it uses less digits than its factorization.

211321133230323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48564 (or 48427 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 30.

Adding to 211321133230323 its reverse (323032331123112), we get a palindrome (534353464353435).

The spelling of 211321133230323 in words is "two hundred eleven trillion, three hundred twenty-one billion, one hundred thirty-three million, two hundred thirty thousand, three hundred twenty-three".