211100000331 has 8 divisors (see below), whose sum is σ = 307054545984. Its totient is φ = 127939394120.

The previous prime is 211100000317. The next prime is 211100000339. The reversal of 211100000331 is 133000001112.

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 211100000331 - 2²¹ = 211097903179 is a prime.

It is a super-2 number, since 2×211100000331² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (211100000339) 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, 3198484821 + ... + 3198484886.

It is an arithmetic number, because the mean of its divisors is an integer number (38381818248).

Almost surely, 2^211100000331 is an apocalyptic number.

211100000331 is a deficient number, since it is larger than the sum of its proper divisors (95954545653).

211100000331 is a wasteful number, since it uses less digits than its factorization.

211100000331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6396969721.

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 211100000331 its reverse (133000001112), we get a palindrome (344100001443).

The spelling of 211100000331 in words is "two hundred eleven billion, one hundred million, three hundred thirty-one", and thus it is an aban number.