11005611112 has 8 divisors (see below), whose sum is σ = 20635520850. Its totient is φ = 5502805552.

The previous prime is 11005611007. The next prime is 11005611131. The reversal of 11005611112 is 21111650011.

It can be written as a sum of positive squares in only one way, i.e., 9974815876 + 1030795236 = 99874^2 + 32106^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×11005611112² (a number of 21 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 11005611112.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 687850687 + ... + 687850702.

Almost surely, 2^11005611112 is an apocalyptic number.

It is an amenable number.

11005611112 is a deficient number, since it is larger than the sum of its proper divisors (9629909738).

11005611112 is a wasteful number, since it uses less digits than its factorization.

11005611112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1375701395 (or 1375701391 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 19.

The spelling of 11005611112 in words is "eleven billion, five million, six hundred eleven thousand, one hundred twelve".