10011001020011 has 4 divisors (see below), whose sum is σ = 10061307558000. Its totient is φ = 9960694482024.

The previous prime is 10011001019983. The next prime is 10011001020103. The reversal of 10011001020011 is 11002010011001.

It is a happy number.

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-10011001020011 is a prime.

It is a super-2 number, since 2×10011001020011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10011001020611) 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, 25153268696 + ... + 25153269093.

It is an arithmetic number, because the mean of its divisors is an integer number (2515326889500).

Almost surely, 2^{10011001020011} is an apocalyptic number.

10011001020011 is a deficient number, since it is larger than the sum of its proper divisors (50306537989).

10011001020011 is an equidigital number, since it uses as much as digits as its factorization.

10011001020011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50306537988.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 10011001020011 its reverse (11002010011001), we get a palindrome (21013011031012).

The spelling of 10011001020011 in words is "ten trillion, eleven billion, one million, twenty thousand, eleven".