11103130331 has 16 divisors (see below), whose sum is σ = 11663002944. Its totient is φ = 10549929984.

The previous prime is 11103130289. The next prime is 11103130343. The reversal of 11103130331 is 13303130111.

It is not a de Polignac number, because 11103130331 - 2⁶ = 11103130267 is a prime.

It is a super-2 number, since 2×11103130331² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11103130631) 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, 2246495 + ... + 2251431.

It is an arithmetic number, because the mean of its divisors is an integer number (728937684).

Almost surely, 2^11103130331 is an apocalyptic number.

11103130331 is a deficient number, since it is larger than the sum of its proper divisors (559872613).

11103130331 is a wasteful number, since it uses less digits than its factorization.

11103130331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5590.

The product of its (nonzero) digits is 81, while the sum is 17.

Adding to 11103130331 its reverse (13303130111), we get a palindrome (24406260442).

The spelling of 11103130331 in words is "eleven billion, one hundred three million, one hundred thirty thousand, three hundred thirty-one".