10001110002021 has 24 divisors (see below), whose sum is σ = 14656979944256. Its totient is φ = 6570216037440.

The previous prime is 10001110002011. The next prime is 10001110002041. The reversal of 10001110002021 is 12020001110001.

It is a happy number.

It is not a de Polignac number, because 10001110002021 - 2⁷ = 10001110001893 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10001110001994 and 10001110002012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10001110002011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6039745 + ... + 7515366.

Almost surely, 2^{10001110002021} is an apocalyptic number.

It is an amenable number.

10001110002021 is a deficient number, since it is larger than the sum of its proper divisors (4655869942235).

10001110002021 is a wasteful number, since it uses less digits than its factorization.

10001110002021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13556313 (or 13556310 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 10001110002021 its reverse (12020001110001), we get a palindrome (22021111112022).

The spelling of 10001110002021 in words is "ten trillion, one billion, one hundred ten million, two thousand, twenty-one".