100011010112021 has 8 divisors (see below), whose sum is σ = 101509540123680. Its totient is φ = 98512651523088.

The previous prime is 100011010111967. The next prime is 100011010112071. The reversal of 100011010112021 is 120211010110001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100011010112021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100011010111993 and 100011010112011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100011010112071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41679866 + ... + 44014011.

It is an arithmetic number, because the mean of its divisors is an integer number (12688692515460).

Almost surely, 2^{100011010112021} is an apocalyptic number.

It is an amenable number.

100011010112021 is a deficient number, since it is larger than the sum of its proper divisors (1498530011659).

100011010112021 is an equidigital number, since it uses as much as digits as its factorization.

100011010112021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85711363.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 100011010112021 its reverse (120211010110001), we get a palindrome (220222020222022).

The spelling of 100011010112021 in words is "one hundred trillion, eleven billion, ten million, one hundred twelve thousand, twenty-one".