268011101 has 2 divisors, whose sum is σ = 268011102. Its totient is φ = 268011100.

The previous prime is 268011071. The next prime is 268011167. The reversal of 268011101 is 101110862.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222785476 + 45225625 = 14926^2 + 6725^2 .

It is a cyclic number.

It is not a de Polignac number, because 268011101 - 2²² = 263816797 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (268011181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134005550 + 134005551.

It is an arithmetic number, because the mean of its divisors is an integer number (134005551).

Almost surely, 2^268011101 is an apocalyptic number.

It is an amenable number.

268011101 is a deficient number, since it is larger than the sum of its proper divisors (1).

268011101 is an equidigital number, since it uses as much as digits as its factorization.

268011101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 20.

The square root of 268011101 is about 16371.0445909844. The cubic root of 268011101 is about 644.7394745367.

Adding to 268011101 its reverse (101110862), we get a palindrome (369121963).

The spelling of 268011101 in words is "two hundred sixty-eight million, eleven thousand, one hundred one".