13110311012 has 6 divisors (see below), whose sum is σ = 22943044278. Its totient is φ = 6555155504.

The previous prime is 13110311009. The next prime is 13110311033. The reversal of 13110311012 is 21011301131.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 9119104036 + 3991206976 = 95494^2 + 63176^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1638788873 + ... + 1638788880.

It is an arithmetic number, because the mean of its divisors is an integer number (3823840713).

Almost surely, 2^13110311012 is an apocalyptic number.

It is an amenable number.

13110311012 is a deficient number, since it is larger than the sum of its proper divisors (9832733266).

13110311012 is a wasteful number, since it uses less digits than its factorization.

13110311012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3277577757 (or 3277577755 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 13110311012 its reverse (21011301131), we get a palindrome (34121612143).

The spelling of 13110311012 in words is "thirteen billion, one hundred ten million, three hundred eleven thousand, twelve".