212301132321 has 16 divisors (see below), whose sum is σ = 283860680960. Its totient is φ = 141137957520.

The previous prime is 212301132311. The next prime is 212301132341. The reversal of 212301132321 is 123231103212.

It is not a de Polignac number, because 212301132321 - 2²² = 212296938017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212301132311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9998406 + ... + 10019616.

It is an arithmetic number, because the mean of its divisors is an integer number (17741292560).

Almost surely, 2^212301132321 is an apocalyptic number.

It is an amenable number.

212301132321 is a deficient number, since it is larger than the sum of its proper divisors (71559548639).

212301132321 is a wasteful number, since it uses less digits than its factorization.

212301132321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30396.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 212301132321 its reverse (123231103212), we get a palindrome (335532235533).

The spelling of 212301132321 in words is "two hundred twelve billion, three hundred one million, one hundred thirty-two thousand, three hundred twenty-one".