100000012112021 has 8 divisors (see below), whose sum is σ = 114285900347520. Its totient is φ = 85714166931408.

The previous prime is 100000012111939. The next prime is 100000012112029. The reversal of 100000012112021 is 120211210000001.

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

It is a cyclic number.

It is not a de Polignac number, because 100000012112021 - 2³⁴ = 99982832242837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100000012111993 and 100000012112011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100000012112029) 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, 5623001 + ... + 15219006.

It is an arithmetic number, because the mean of its divisors is an integer number (14285737543440).

Almost surely, 2^{100000012112021} is an apocalyptic number.

It is an amenable number.

100000012112021 is a deficient number, since it is larger than the sum of its proper divisors (14285888235499).

100000012112021 is an equidigital number, since it uses as much as digits as its factorization.

100000012112021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21527443.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100000012112021 its reverse (120211210000001), we get a palindrome (220211222112022).

The spelling of 100000012112021 in words is "one hundred trillion, twelve million, one hundred twelve thousand, twenty-one".