1210022212211 has 2 divisors, whose sum is σ = 1210022212212. Its totient is φ = 1210022212210.

The previous prime is 1210022212159. The next prime is 1210022212241. The reversal of 1210022212211 is 1122122200121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1210022212211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1210022212211.

It is not a weakly prime, because it can be changed into another prime (1210022212241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605011106105 + 605011106106.

It is an arithmetic number, because the mean of its divisors is an integer number (605011106106).

Almost surely, 2^{1210022212211} is an apocalyptic number.

1210022212211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1210022212211 is an equidigital number, since it uses as much as digits as its factorization.

1210022212211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1210022212211 its reverse (1122122200121), we get a palindrome (2332144412332).

The spelling of 1210022212211 in words is "one trillion, two hundred ten billion, twenty-two million, two hundred twelve thousand, two hundred eleven".