11031322113 has 12 divisors (see below), whose sum is σ = 18210436608. Its totient is φ = 6303612600.

The previous prime is 11031322087. The next prime is 11031322121. The reversal of 11031322113 is 31122313011.

It is a de Polignac number, because none of the positive numbers 2^k-11031322113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11031322163) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87550113 + ... + 87550238.

It is an arithmetic number, because the mean of its divisors is an integer number (1517536384).

Almost surely, 2^11031322113 is an apocalyptic number.

It is an amenable number.

11031322113 is a deficient number, since it is larger than the sum of its proper divisors (7179114495).

11031322113 is a wasteful number, since it uses less digits than its factorization.

11031322113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175100364 (or 175100361 counting only the distinct ones).

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

Adding to 11031322113 its reverse (31122313011), we get a palindrome (42153635124).

The spelling of 11031322113 in words is "eleven billion, thirty-one million, three hundred twenty-two thousand, one hundred thirteen".