10000100001021 has 8 divisors (see below), whose sum is σ = 14359117950240. Its totient is φ = 6153907692912.

The previous prime is 10000100000887. The next prime is 10000100001079. The reversal of 10000100001021 is 12010000100001.

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

It is not a de Polignac number, because 10000100001021 - 2¹⁰ = 10000099999997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10000100001421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128206410231 + ... + 128206410308.

It is an arithmetic number, because the mean of its divisors is an integer number (1794889743780).

Almost surely, 2^{10000100001021} is an apocalyptic number.

It is an amenable number.

10000100001021 is a deficient number, since it is larger than the sum of its proper divisors (4359017949219).

10000100001021 is a wasteful number, since it uses less digits than its factorization.

10000100001021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256412820555.

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

Adding to 10000100001021 its reverse (12010000100001), we get a palindrome (22010100101022).

The spelling of 10000100001021 in words is "ten trillion, one hundred million, one thousand, twenty-one".