1212210102011 has 2 divisors, whose sum is σ = 1212210102012. Its totient is φ = 1212210102010.

The previous prime is 1212210102007. The next prime is 1212210102029. The reversal of 1212210102011 is 1102010122121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1212210102011 - 2² = 1212210102007 is a prime.

It is not a weakly prime, because it can be changed into another prime (1212240102011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606105051005 + 606105051006.

It is an arithmetic number, because the mean of its divisors is an integer number (606105051006).

Almost surely, 2^{1212210102011} is an apocalyptic number.

1212210102011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1212210102011 is an equidigital number, since it uses as much as digits as its factorization.

1212210102011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1212210102011 its reverse (1102010122121), we get a palindrome (2314220224132).

The spelling of 1212210102011 in words is "one trillion, two hundred twelve billion, two hundred ten million, one hundred two thousand, eleven".