10021100001 has 16 divisors (see below), whose sum is σ = 14579585280. Its totient is φ = 6071960720.

The previous prime is 10021099987. The next prime is 10021100009. The reversal of 10021100001 is 10000112001.

It is a cyclic number.

It is not a de Polignac number, because 10021100001 - 2¹⁰ = 10021098977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10021100009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115690 + ... + 182828.

It is an arithmetic number, because the mean of its divisors is an integer number (911224080).

Almost surely, 2^10021100001 is an apocalyptic number.

10021100001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10021100001 is a deficient number, since it is larger than the sum of its proper divisors (4558485279).

10021100001 is a wasteful number, since it uses less digits than its factorization.

10021100001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71676.

The product of its (nonzero) digits is 2, while the sum is 6.

Adding to 10021100001 its reverse (10000112001), we get a palindrome (20021212002).

The spelling of 10021100001 in words is "ten billion, twenty-one million, one hundred thousand, one".