11121351346 has 48 divisors (see below), whose sum is σ = 21255744600. Its totient is φ = 4331217408.

The previous prime is 11121351323. The next prime is 11121351347. The reversal of 11121351346 is 64315312111.

11121351346 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 11064725721 + 56625625 = 105189^2 + 7525^2 .

It is a super-2 number, since 2×11121351346² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11121351347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 66781 + ... + 163408.

Almost surely, 2^11121351346 is an apocalyptic number.

11121351346 is a deficient number, since it is larger than the sum of its proper divisors (10134393254).

11121351346 is a wasteful number, since it uses less digits than its factorization.

11121351346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230251 (or 230244 counting only the distinct ones).

The product of its digits is 2160, while the sum is 28.

Adding to 11121351346 its reverse (64315312111), we get a palindrome (75436663457).

The spelling of 11121351346 in words is "eleven billion, one hundred twenty-one million, three hundred fifty-one thousand, three hundred forty-six".