212331313001 has 2 divisors, whose sum is σ = 212331313002. Its totient is φ = 212331313000.

The previous prime is 212331312989. The next prime is 212331313021. The reversal of 212331313001 is 100313133212.

It is an a-pointer prime, because the next prime (212331313021) can be obtained adding 212331313001 to its sum of digits (20).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 182178726976 + 30152586025 = 426824^2 + 173645^2 .

It is a cyclic number.

It is not a de Polignac number, because 212331313001 - 2¹⁰ = 212331311977 is a prime.

It is not a weakly prime, because it can be changed into another prime (212331313021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106165656500 + 106165656501.

It is an arithmetic number, because the mean of its divisors is an integer number (106165656501).

Almost surely, 2^212331313001 is an apocalyptic number.

It is an amenable number.

212331313001 is a deficient number, since it is larger than the sum of its proper divisors (1).

212331313001 is an equidigital number, since it uses as much as digits as its factorization.

212331313001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 212331313001 its reverse (100313133212), we get a palindrome (312644446213).

The spelling of 212331313001 in words is "two hundred twelve billion, three hundred thirty-one million, three hundred thirteen thousand, one".