100021112012101 has 8 divisors (see below), whose sum is σ = 114382790520320. Its totient is φ = 85677670559088.

The previous prime is 100021112012077. The next prime is 100021112012201. The reversal of 100021112012101 is 101210211120001.

It is a happy number.

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 100021112012101 - 2¹³ = 100021112003909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100021112012201) 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, 4559252046 + ... + 4559273983.

It is an arithmetic number, because the mean of its divisors is an integer number (14297848815040).

Almost surely, 2^{100021112012101} is an apocalyptic number.

It is an amenable number.

100021112012101 is a deficient number, since it is larger than the sum of its proper divisors (14361678508219).

100021112012101 is an equidigital number, since it uses as much as digits as its factorization.

100021112012101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9118527603.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 100021112012101 its reverse (101210211120001), we get a palindrome (201231323132102).

The spelling of 100021112012101 in words is "one hundred trillion, twenty-one billion, one hundred twelve million, twelve thousand, one hundred one".