100020100122101 has 8 divisors (see below), whose sum is σ = 103303261851480. Its totient is φ = 96788641727232.

The previous prime is 100020100122079. The next prime is 100020100122149. The reversal of 100020100122101 is 101221001020001.

It can be written as a sum of positive squares in 4 ways, for example, as 9872955799876 + 90147144322225 = 3142126^2 + 9494585^2 .

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 100020100122101 - 2¹⁰ = 100020100121077 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 (100020100122001) 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, 12925829696 + ... + 12925837433.

It is an arithmetic number, because the mean of its divisors is an integer number (12912907731435).

Almost surely, 2^{100020100122101} is an apocalyptic number.

It is an amenable number.

100020100122101 is a deficient number, since it is larger than the sum of its proper divisors (3283161729379).

100020100122101 is an equidigital number, since it uses as much as digits as its factorization.

100020100122101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25851667255.

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

Adding to 100020100122101 its reverse (101221001020001), we get a palindrome (201241101142102).

The spelling of 100020100122101 in words is "one hundred trillion, twenty billion, one hundred million, one hundred twenty-two thousand, one hundred one".