266105200101 has 16 divisors (see below), whose sum is σ = 382137100800. Its totient is φ = 163741049280.

The previous prime is 266105200087. The next prime is 266105200121. The reversal of 266105200101 is 101002501662.

It is not a de Polignac number, because 266105200101 - 2¹⁰ = 266105199077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266105200121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77491 + ... + 733631.

It is an arithmetic number, because the mean of its divisors is an integer number (23883568800).

Almost surely, 2^266105200101 is an apocalyptic number.

It is an amenable number.

266105200101 is a deficient number, since it is larger than the sum of its proper divisors (116031900699).

266105200101 is a wasteful number, since it uses less digits than its factorization.

266105200101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666556.

The product of its (nonzero) digits is 720, while the sum is 24.

Adding to 266105200101 its reverse (101002501662), we get a palindrome (367107701763).

The spelling of 266105200101 in words is "two hundred sixty-six billion, one hundred five million, two hundred thousand, one hundred one".