212301312032 has 24 divisors (see below), whose sum is σ = 418511778300. Its totient is φ = 106012606464.

The previous prime is 212301312029. The next prime is 212301312037. The reversal of 212301312032 is 230213103212.

It can be written as a sum of positive squares in 2 ways, for example, as 208158587536 + 4142724496 = 456244^2 + 64364^2 .

It is a junction number, because it is equal to n+sod(n) for n = 212301311995 and 212301312013.

It is not an unprimeable number, because it can be changed into a prime (212301312037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4289057 + ... + 4338272.

Almost surely, 2^212301312032 is an apocalyptic number.

It is an amenable number.

212301312032 is a deficient number, since it is larger than the sum of its proper divisors (206210466268).

212301312032 is an equidigital number, since it uses as much as digits as its factorization.

212301312032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8628108 (or 8628100 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 212301312032 its reverse (230213103212), we get a palindrome (442514415244).

The spelling of 212301312032 in words is "two hundred twelve billion, three hundred one million, three hundred twelve thousand, thirty-two".