200100100111321 has 4 divisors (see below), whose sum is σ = 200108261823652. Its totient is φ = 200091938398992.

The previous prime is 200100100111319. The next prime is 200100100111339. The reversal of 200100100111321 is 123111001001002.

It is a happy number.

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 20615132271321 + 179484967840000 = 4540389^2 + 13397200^2 .

It is a cyclic number.

It is not a de Polignac number, because 200100100111321 - 2¹ = 200100100111319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200100100111921) 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, 4080819390 + ... + 4080868423.

It is an arithmetic number, because the mean of its divisors is an integer number (50027065455913).

Almost surely, 2^{200100100111321} is an apocalyptic number.

It is an amenable number.

200100100111321 is a deficient number, since it is larger than the sum of its proper divisors (8161712331).

200100100111321 is an equidigital number, since it uses as much as digits as its factorization.

200100100111321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8161712330.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 200100100111321 its reverse (123111001001002), we get a palindrome (323211101112323).

The spelling of 200100100111321 in words is "two hundred trillion, one hundred billion, one hundred million, one hundred eleven thousand, three hundred twenty-one".