11021010002021 has 8 divisors (see below), whose sum is σ = 11128085055360. Its totient is φ = 10913936390352.

The previous prime is 11021010001961. The next prime is 11021010002029. The reversal of 11021010002021 is 12020001012011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11021010002021 - 2⁶ = 11021010001957 is a prime.

It is a super-2 number, since 2×11021010002021² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11021010001993 and 11021010002011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021010002029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21287591 + ... + 21799163.

It is an arithmetic number, because the mean of its divisors is an integer number (1391010631920).

Almost surely, 2^{11021010002021} is an apocalyptic number.

It is an amenable number.

11021010002021 is a deficient number, since it is larger than the sum of its proper divisors (107075053339).

11021010002021 is a wasteful number, since it uses less digits than its factorization.

11021010002021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720835.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11021010002021 its reverse (12020001012011), we get a palindrome (23041011014032).

The spelling of 11021010002021 in words is "eleven trillion, twenty-one billion, ten million, two thousand, twenty-one".