212231203001 has 2 divisors, whose sum is σ = 212231203002. Its totient is φ = 212231203000.

The previous prime is 212231202979. The next prime is 212231203003. The reversal of 212231203001 is 100302132212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 211877010601 + 354192400 = 460301^2 + 18820^2 .

It is a cyclic number.

It is not a de Polignac number, because 212231203001 - 2³⁴ = 195051333817 is a prime.

Together with 212231203003, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (212231203003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106115601500 + 106115601501.

It is an arithmetic number, because the mean of its divisors is an integer number (106115601501).

Almost surely, 2^212231203001 is an apocalyptic number.

It is an amenable number.

212231203001 is a deficient number, since it is larger than the sum of its proper divisors (1).

212231203001 is an equidigital number, since it uses as much as digits as its factorization.

212231203001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 212231203001 its reverse (100302132212), we get a palindrome (312533335213).

The spelling of 212231203001 in words is "two hundred twelve billion, two hundred thirty-one million, two hundred three thousand, one".