100220200002101 has 8 divisors (see below), whose sum is σ = 100658915657400. Its totient is φ = 99781493676480.

The previous prime is 100220200002017. The next prime is 100220200002149. The reversal of 100220200002101 is 101200002022001.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 8860439269201 + 91359760732900 = 2976649^2 + 9558230^2 .

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-100220200002101 is a prime.

It is a super-2 number, since 2×100220200002101² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100220200002401) 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, 19651271 + ... + 24220091.

It is an arithmetic number, because the mean of its divisors is an integer number (12582364457175).

Almost surely, 2^{100220200002101} is an apocalyptic number.

It is an amenable number.

100220200002101 is a deficient number, since it is larger than the sum of its proper divisors (438715655299).

100220200002101 is an equidigital number, since it uses as much as digits as its factorization.

100220200002101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4664839.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 100220200002101 its reverse (101200002022001), we get a palindrome (201420202024102).

The spelling of 100220200002101 in words is "one hundred trillion, two hundred twenty billion, two hundred million, two thousand, one hundred one".