212300232111 has 48 divisors (see below), whose sum is σ = 346870611360. Its totient is φ = 123942389760.

The previous prime is 212300232097. The next prime is 212300232119. The reversal of 212300232111 is 111232003212.

212300232111 is a `hidden beast` number, since 21 + 2 + 300 + 232 + 111 = 666.

It is not a de Polignac number, because 212300232111 - 2¹⁵ = 212300199343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212300232119) 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, 1157755 + ... + 1328531.

It is an arithmetic number, because the mean of its divisors is an integer number (7226471070).

Almost surely, 2^212300232111 is an apocalyptic number.

212300232111 is a deficient number, since it is larger than the sum of its proper divisors (134570379249).

212300232111 is a wasteful number, since it uses less digits than its factorization.

212300232111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171256 (or 171253 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 212300232111 its reverse (111232003212), we get a palindrome (323532235323).

The spelling of 212300232111 in words is "two hundred twelve billion, three hundred million, two hundred thirty-two thousand, one hundred eleven".