11123102101312 has 28 divisors (see below), whose sum is σ = 22084827120580. Its totient is φ = 5558421252096.

The previous prime is 11123102101301. The next prime is 11123102101361. The reversal of 11123102101312 is 21310120132111.

It can be written as a sum of positive squares in 2 ways, for example, as 9274850975296 + 1848251126016 = 3045464^2 + 1359504^2 .

It is a super-2 number, since 2×11123102101312² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11123102101312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48788487 + ... + 49015942.

It is an arithmetic number, because the mean of its divisors is an integer number (788743825735).

Almost surely, 2^{11123102101312} is an apocalyptic number.

It is an amenable number.

11123102101312 is a deficient number, since it is larger than the sum of its proper divisors (10961725019268).

11123102101312 is an equidigital number, since it uses as much as digits as its factorization.

11123102101312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97806218 (or 97806208 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 11123102101312 its reverse (21310120132111), we get a palindrome (32433222233423).

The spelling of 11123102101312 in words is "eleven trillion, one hundred twenty-three billion, one hundred two million, one hundred one thousand, three hundred twelve".