100212021210011 has 4 divisors (see below), whose sum is σ = 100212041602800. Its totient is φ = 100212000817224.

The previous prime is 100212021210001. The next prime is 100212021210013. The reversal of 100212021210011 is 110012120212001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100212021210011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100212021210013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2191745 + ... + 14325773.

It is an arithmetic number, because the mean of its divisors is an integer number (25053010400700).

Almost surely, 2^{100212021210011} is an apocalyptic number.

100212021210011 is a deficient number, since it is larger than the sum of its proper divisors (20392789).

100212021210011 is an equidigital number, since it uses as much as digits as its factorization.

100212021210011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20392788.

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

Adding to 100212021210011 its reverse (110012120212001), we get a palindrome (210224141422012).

The spelling of 100212021210011 in words is "one hundred trillion, two hundred twelve billion, twenty-one million, two hundred ten thousand, eleven".