211012225301 has 2 divisors, whose sum is σ = 211012225302. Its totient is φ = 211012225300.

The previous prime is 211012225223. The next prime is 211012225337. The reversal of 211012225301 is 103522210112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198068612401 + 12943612900 = 445049^2 + 113770^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211012225301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211012125301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105506112650 + 105506112651.

It is an arithmetic number, because the mean of its divisors is an integer number (105506112651).

Almost surely, 2^211012225301 is an apocalyptic number.

It is an amenable number.

211012225301 is a deficient number, since it is larger than the sum of its proper divisors (1).

211012225301 is an equidigital number, since it uses as much as digits as its factorization.

211012225301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 20.

Adding to 211012225301 its reverse (103522210112), we get a palindrome (314534435413).

The spelling of 211012225301 in words is "two hundred eleven billion, twelve million, two hundred twenty-five thousand, three hundred one".