11031123313 has 8 divisors (see below), whose sum is σ = 12608304128. Its totient is φ = 9454269024.

The previous prime is 11031123241. The next prime is 11031123329. The reversal of 11031123313 is 31332113011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11031123313 - 2³³ = 2441188721 is a prime.

It is a super-2 number, since 2×11031123313² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11031123613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4356 + ... + 148597.

It is an arithmetic number, because the mean of its divisors is an integer number (1576038016).

Almost surely, 2^11031123313 is an apocalyptic number.

It is an amenable number.

11031123313 is a deficient number, since it is larger than the sum of its proper divisors (1577180815).

11031123313 is a wasteful number, since it uses less digits than its factorization.

11031123313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163263.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 11031123313 its reverse (31332113011), we get a palindrome (42363236324).

The spelling of 11031123313 in words is "eleven billion, thirty-one million, one hundred twenty-three thousand, three hundred thirteen".