1210012110211 has 2 divisors, whose sum is σ = 1210012110212. Its totient is φ = 1210012110210.

The previous prime is 1210012110199. The next prime is 1210012110221. The reversal of 1210012110211 is 1120112100121.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1210012110211 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1210012110191 and 1210012110200.

It is not a weakly prime, because it can be changed into another prime (1210012110221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605006055105 + 605006055106.

It is an arithmetic number, because the mean of its divisors is an integer number (605006055106).

Almost surely, 2^{1210012110211} is an apocalyptic number.

1210012110211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1210012110211 is an equidigital number, since it uses as much as digits as its factorization.

1210012110211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1210012110211 its reverse (1120112100121), we get a palindrome (2330124210332).

The spelling of 1210012110211 in words is "one trillion, two hundred ten billion, twelve million, one hundred ten thousand, two hundred eleven".