200101110101111 has 4 divisors (see below), whose sum is σ = 200144638735272. Its totient is φ = 200057581466952.

The previous prime is 200101110101099. The next prime is 200101110101129. The reversal of 200101110101111 is 111101011101002.

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 200101110101111 - 2⁶ = 200101110101047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200101110101092 and 200101110101101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200101140101111) 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, 21764310185 + ... + 21764319378.

It is an arithmetic number, because the mean of its divisors is an integer number (50036159683818).

Almost surely, 2^{200101110101111} is an apocalyptic number.

200101110101111 is a deficient number, since it is larger than the sum of its proper divisors (43528634161).

200101110101111 is an equidigital number, since it uses as much as digits as its factorization.

200101110101111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43528634160.

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 200101110101111 its reverse (111101011101002), we get a palindrome (311202121202113).

The spelling of 200101110101111 in words is "two hundred trillion, one hundred one billion, one hundred ten million, one hundred one thousand, one hundred eleven".