10021001000011 has 4 divisors (see below), whose sum is σ = 10043827882000. Its totient is φ = 9998174118024.

The previous prime is 10021000999987. The next prime is 10021001000033. The reversal of 10021001000011 is 11000010012001.

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-10021001000011 is a prime.

It is a super-2 number, since 2×10021001000011² (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 = 10021000999958 and 10021001000003.

It is not an unprimeable number, because it can be changed into a prime (10021001000041) 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, 11413440336 + ... + 11413441213.

It is an arithmetic number, because the mean of its divisors is an integer number (2510956970500).

Almost surely, 2^{10021001000011} is an apocalyptic number.

10021001000011 is a deficient number, since it is larger than the sum of its proper divisors (22826881989).

10021001000011 is an equidigital number, since it uses as much as digits as its factorization.

10021001000011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22826881988.

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

Adding to 10021001000011 its reverse (11000010012001), we get a palindrome (21021011012012).

The spelling of 10021001000011 in words is "ten trillion, twenty-one billion, one million, eleven", and thus it is an aban number and an uban number.