11201231313 has 16 divisors (see below), whose sum is σ = 16597094400. Its totient is φ = 7466282640.

The previous prime is 11201231233. The next prime is 11201231369. The reversal of 11201231313 is 31313210211.

11201231313 is a `hidden beast` number, since 1 + 120 + 1 + 231 + 313 = 666.

It is not a de Polignac number, because 11201231313 - 2¹⁴ = 11201214929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11201231213) 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, 156583 + ... + 216611.

It is an arithmetic number, because the mean of its divisors is an integer number (1037318400).

Almost surely, 2^11201231313 is an apocalyptic number.

It is an amenable number.

11201231313 is a deficient number, since it is larger than the sum of its proper divisors (5395863087).

11201231313 is an equidigital number, since it uses as much as digits as its factorization.

11201231313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66949 (or 66943 counting only the distinct ones).

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

Adding to 11201231313 its reverse (31313210211), we get a palindrome (42514441524).

The spelling of 11201231313 in words is "eleven billion, two hundred one million, two hundred thirty-one thousand, three hundred thirteen".