100101021122101 has 4 divisors (see below), whose sum is σ = 101510894659104. Its totient is φ = 98691147585100.

The previous prime is 100101021122099. The next prime is 100101021122149. The reversal of 100101021122101 is 101221120101001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100101021122101 - 2¹ = 100101021122099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100101021122701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 704936768395 + ... + 704936768536.

It is an arithmetic number, because the mean of its divisors is an integer number (25377723664776).

Almost surely, 2^{100101021122101} is an apocalyptic number.

It is an amenable number.

100101021122101 is a deficient number, since it is larger than the sum of its proper divisors (1409873537003).

100101021122101 is an equidigital number, since it uses as much as digits as its factorization.

100101021122101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1409873537002.

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

Adding to 100101021122101 its reverse (101221120101001), we get a palindrome (201322141223102).

The spelling of 100101021122101 in words is "one hundred trillion, one hundred one billion, twenty-one million, one hundred twenty-two thousand, one hundred one".