100010002021011 has 12 divisors (see below), whose sum is σ = 144683555722888. Its totient is φ = 66569643643104.

The previous prime is 100010002020997. The next prime is 100010002021019. The reversal of 100010002021011 is 110120200010001.

It is a happy number.

It is not a de Polignac number, because 100010002021011 - 2¹⁸ = 100010001758867 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 = 100010002020984 and 100010002021002.

It is not an unprimeable number, because it can be changed into a prime (100010002021019) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8640913690 + ... + 8640925263.

Almost surely, 2^{100010002021011} is an apocalyptic number.

100010002021011 is a deficient number, since it is larger than the sum of its proper divisors (44673553701877).

100010002021011 is a wasteful number, since it uses less digits than its factorization.

100010002021011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17281839602 (or 17281839599 counting only the distinct ones).

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

Adding to 100010002021011 its reverse (110120200010001), we get a palindrome (210130202031012).

The spelling of 100010002021011 in words is "one hundred trillion, ten billion, two million, twenty-one thousand, eleven".