11313312201 has 30 divisors (see below), whose sum is σ = 17952773630. Its totient is φ = 7098534144.

The previous prime is 11313312181. The next prime is 11313312211. The reversal of 11313312201 is 10221331311.

11313312201 is a `hidden beast` number, since 1 + 131 + 331 + 2 + 201 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 1070860176 + 10242452025 = 32724^2 + 101205^2 .

It is not a de Polignac number, because 11313312201 - 2⁶ = 11313312137 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11313312211) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 218236 + ... + 265053.

Almost surely, 2^11313312201 is an apocalyptic number.

It is an amenable number.

11313312201 is a deficient number, since it is larger than the sum of its proper divisors (6639461429).

11313312201 is an equidigital number, since it uses as much as digits as its factorization.

11313312201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483335 (or 483309 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 11313312201 its reverse (10221331311), we get a palindrome (21534643512).

The spelling of 11313312201 in words is "eleven billion, three hundred thirteen million, three hundred twelve thousand, two hundred one".