11201131023 has 16 divisors (see below), whose sum is σ = 15202844160. Its totient is φ = 7334276544.

The previous prime is 11201130979. The next prime is 11201131043. The reversal of 11201131023 is 32013110211.

It is a happy number.

It is not a de Polignac number, because 11201131023 - 2⁶ = 11201130959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11201130993 and 11201131011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11201131043) 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, 54661 + ... + 159342.

It is an arithmetic number, because the mean of its divisors is an integer number (950177760).

Almost surely, 2^11201131023 is an apocalyptic number.

11201131023 is a deficient number, since it is larger than the sum of its proper divisors (4001713137).

11201131023 is a wasteful number, since it uses less digits than its factorization.

11201131023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214318.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11201131023 its reverse (32013110211), we get a palindrome (43214241234).

The spelling of 11201131023 in words is "eleven billion, two hundred one million, one hundred thirty-one thousand, twenty-three".