1021012100011 has 2 divisors, whose sum is σ = 1021012100012. Its totient is φ = 1021012100010.

The previous prime is 1021012099967. The next prime is 1021012100063. The reversal of 1021012100011 is 1100012101201.

1021012100011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1021012100011 - 2¹⁹ = 1021011575723 is a prime.

It is not a weakly prime, because it can be changed into another prime (1021012100081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510506050005 + 510506050006.

It is an arithmetic number, because the mean of its divisors is an integer number (510506050006).

Almost surely, 2^{1021012100011} is an apocalyptic number.

1021012100011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021012100011 is an equidigital number, since it uses as much as digits as its factorization.

1021012100011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1021012100011 its reverse (1100012101201), we get a palindrome (2121024201212).

The spelling of 1021012100011 in words is "one trillion, twenty-one billion, twelve million, one hundred thousand, eleven".