11011273201 has 4 divisors (see below), whose sum is σ = 11658995172. Its totient is φ = 10363551232.

The previous prime is 11011273193. The next prime is 11011273249. The reversal of 11011273201 is 10237211011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10237211011 = 17 ⋅602188883.

It can be written as a sum of positive squares in 2 ways, for example, as 4188678400 + 6822594801 = 64720^2 + 82599^2 .

It is a cyclic number.

It is not a de Polignac number, because 11011273201 - 2³ = 11011273193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11011273271) 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, 323860960 + ... + 323860993.

It is an arithmetic number, because the mean of its divisors is an integer number (2914748793).

Almost surely, 2^11011273201 is an apocalyptic number.

It is an amenable number.

11011273201 is a deficient number, since it is larger than the sum of its proper divisors (647721971).

11011273201 is an equidigital number, since it uses as much as digits as its factorization.

11011273201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647721970.

The product of its (nonzero) digits is 84, while the sum is 19.

Adding to 11011273201 its reverse (10237211011), we get a palindrome (21248484212).

The spelling of 11011273201 in words is "eleven billion, eleven million, two hundred seventy-three thousand, two hundred one".