10121021112011 has 2 divisors, whose sum is σ = 10121021112012. Its totient is φ = 10121021112010.

The previous prime is 10121021112001. The next prime is 10121021112077. The reversal of 10121021112011 is 11021112012101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10121021112011 - 2⁶ = 10121021111947 is a prime.

It is not a weakly prime, because it can be changed into another prime (10121021112001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060510556005 + 5060510556006.

It is an arithmetic number, because the mean of its divisors is an integer number (5060510556006).

Almost surely, 2^{10121021112011} is an apocalyptic number.

10121021112011 is a deficient number, since it is larger than the sum of its proper divisors (1).

10121021112011 is an equidigital number, since it uses as much as digits as its factorization.

10121021112011 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 14.

Adding to 10121021112011 its reverse (11021112012101), we get a palindrome (21142133124112).

The spelling of 10121021112011 in words is "ten trillion, one hundred twenty-one billion, twenty-one million, one hundred twelve thousand, eleven".