212303212001 has 2 divisors, whose sum is σ = 212303212002. Its totient is φ = 212303212000.

The previous prime is 212303211983. The next prime is 212303212003. The reversal of 212303212001 is 100212303212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 197868390976 + 14434821025 = 444824^2 + 120145^2 .

It is a cyclic number.

It is not a de Polignac number, because 212303212001 - 2⁶ = 212303211937 is a prime.

Together with 212303212003, 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 (212303212003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106151606000 + 106151606001.

It is an arithmetic number, because the mean of its divisors is an integer number (106151606001).

Almost surely, 2^212303212001 is an apocalyptic number.

It is an amenable number.

212303212001 is a deficient number, since it is larger than the sum of its proper divisors (1).

212303212001 is an equidigital number, since it uses as much as digits as its factorization.

212303212001 is an evil number, because the sum of its binary digits is even.

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

Adding to 212303212001 its reverse (100212303212), we get a palindrome (312515515213).

The spelling of 212303212001 in words is "two hundred twelve billion, three hundred three million, two hundred twelve thousand, one".