200103210100111 has 4 divisors (see below), whose sum is σ = 204360725208672. Its totient is φ = 195845694991552.

The previous prime is 200103210100093. The next prime is 200103210100139. The reversal of 200103210100111 is 111001012301002.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 200103210100111 - 2³⁹ = 199553454286223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200103210100091 and 200103210100100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200103210100811) 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, 2128757554210 + ... + 2128757554303.

It is an arithmetic number, because the mean of its divisors is an integer number (51090181302168).

Almost surely, 2^{200103210100111} is an apocalyptic number.

200103210100111 is a deficient number, since it is larger than the sum of its proper divisors (4257515108561).

200103210100111 is an equidigital number, since it uses as much as digits as its factorization.

200103210100111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4257515108560.

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

Adding to 200103210100111 its reverse (111001012301002), we get a palindrome (311104222401113).

The spelling of 200103210100111 in words is "two hundred trillion, one hundred three billion, two hundred ten million, one hundred thousand, one hundred eleven".