1010000011021 has 2 divisors, whose sum is σ = 1010000011022. Its totient is φ = 1010000011020.

The previous prime is 1010000011019. The next prime is 1010000011117. The reversal of 1010000011021 is 1201100000101.

1010000011021 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 can be written as a sum of positive squares in only one way, i.e., 638648714025 + 371351296996 = 799155^2 + 609386^2 .

It is a cyclic number.

It is not a de Polignac number, because 1010000011021 - 2¹ = 1010000011019 is a prime.

Together with 1010000011019, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1010000010995 and 1010000011013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1010000014021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505000005510 + 505000005511.

It is an arithmetic number, because the mean of its divisors is an integer number (505000005511).

Almost surely, 2^{1010000011021} is an apocalyptic number.

It is an amenable number.

1010000011021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010000011021 is an equidigital number, since it uses as much as digits as its factorization.

1010000011021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 1010000011021 its reverse (1201100000101), we get a palindrome (2211100011122).

The spelling of 1010000011021 in words is "one trillion, ten billion, eleven thousand, twenty-one".