100211100220213 has 4 divisors (see below), whose sum is σ = 106105870821420. Its totient is φ = 94316329619008.

The previous prime is 100211100220211. The next prime is 100211100220219. The reversal of 100211100220213 is 312022001112001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 87262632053809 + 12948468166404 = 9341447^2 + 3598398^2 .

It is a cyclic number.

It is not a de Polignac number, because 100211100220213 - 2¹ = 100211100220211 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 (100211100220211) 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, 2947385300578 + ... + 2947385300611.

It is an arithmetic number, because the mean of its divisors is an integer number (26526467705355).

Almost surely, 2^{100211100220213} is an apocalyptic number.

It is an amenable number.

100211100220213 is a deficient number, since it is larger than the sum of its proper divisors (5894770601207).

100211100220213 is an equidigital number, since it uses as much as digits as its factorization.

100211100220213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5894770601206.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 100211100220213 its reverse (312022001112001), we get a palindrome (412233101332214).

The spelling of 100211100220213 in words is "one hundred trillion, two hundred eleven billion, one hundred million, two hundred twenty thousand, two hundred thirteen".