11011011011012 has 6 divisors (see below), whose sum is σ = 19269269269278. Its totient is φ = 5505505505504.

The previous prime is 11011011010999. The next prime is 11011011011113. The reversal of 11011011011012 is 21011011011011.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 8123947864516 + 2887063146496 = 2850254^2 + 1699136^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11011011010984 and 11011011011002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1376376376373 + ... + 1376376376380.

It is an arithmetic number, because the mean of its divisors is an integer number (3211544878213).

Almost surely, 2^{11011011011012} is an apocalyptic number.

It is an amenable number.

11011011011012 is a deficient number, since it is larger than the sum of its proper divisors (8258258258266).

11011011011012 is a wasteful number, since it uses less digits than its factorization.

11011011011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2752752752757 (or 2752752752755 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 11011011011012 its reverse (21011011011011), we get a palindrome (32022022022023).

Subtracting 11011011011012 from its reverse (21011011011011), we obtain a palindrome (9999999999999).

The spelling of 11011011011012 in words is "eleven trillion, eleven billion, eleven million, eleven thousand, twelve".