100212120011 has 2 divisors, whose sum is σ = 100212120012. Its totient is φ = 100212120010.

The previous prime is 100212120007. The next prime is 100212120059. The reversal of 100212120011 is 110021212001.

It is a weak prime.

It is an emirp because it is prime and its reverse (110021212001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100212120011 - 2² = 100212120007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100212119974 and 100212120001.

It is not a weakly prime, because it can be changed into another prime (100212920011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50106060005 + 50106060006.

It is an arithmetic number, because the mean of its divisors is an integer number (50106060006).

Almost surely, 2^100212120011 is an apocalyptic number.

100212120011 is a deficient number, since it is larger than the sum of its proper divisors (1).

100212120011 is an equidigital number, since it uses as much as digits as its factorization.

100212120011 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 11.

Adding to 100212120011 its reverse (110021212001), we get a palindrome (210233332012).

The spelling of 100212120011 in words is "one hundred billion, two hundred twelve million, one hundred twenty thousand, eleven".