11211001022012 has 48 divisors (see below), whose sum is σ = 22341350852352. Its totient is φ = 4872608062080.

The previous prime is 11211001022009. The next prime is 11211001022017. The reversal of 11211001022012 is 21022010011211.

11211001022012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11211001022017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 860528 + ... + 4812744.

It is an arithmetic number, because the mean of its divisors is an integer number (465444809424).

Almost surely, 2^{11211001022012} is an apocalyptic number.

It is an amenable number.

11211001022012 is a deficient number, since it is larger than the sum of its proper divisors (11130349830340).

11211001022012 is a wasteful number, since it uses less digits than its factorization.

11211001022012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3955058 (or 3955056 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11211001022012 its reverse (21022010011211), we get a palindrome (32233011033223).

The spelling of 11211001022012 in words is "eleven trillion, two hundred eleven billion, one million, twenty-two thousand, twelve".