11001122012 has 6 divisors (see below), whose sum is σ = 19251963528. Its totient is φ = 5500561004.

The previous prime is 11001121979. The next prime is 11001122029. The reversal of 11001122012 is 21022110011.

It is a junction number, because it is equal to n+sod(n) for n = 11001121984 and 11001122002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1375140248 + ... + 1375140255.

It is an arithmetic number, because the mean of its divisors is an integer number (3208660588).

Almost surely, 2^11001122012 is an apocalyptic number.

It is an amenable number.

11001122012 is a deficient number, since it is larger than the sum of its proper divisors (8250841516).

11001122012 is a wasteful number, since it uses less digits than its factorization.

11001122012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2750280507 (or 2750280505 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11001122012 its reverse (21022110011), we get a palindrome (32023232023).

The spelling of 11001122012 in words is "eleven billion, one million, one hundred twenty-two thousand, twelve".