11322322012 has 12 divisors (see below), whose sum is σ = 19827452736. Its totient is φ = 5657335520.

The previous prime is 11322321979. The next prime is 11322322019. The reversal of 11322322012 is 21022322311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11322322019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 949708 + ... + 961555.

It is an arithmetic number, because the mean of its divisors is an integer number (1652287728).

Almost surely, 2^11322322012 is an apocalyptic number.

It is an amenable number.

11322322012 is a deficient number, since it is larger than the sum of its proper divisors (8505130724).

11322322012 is a wasteful number, since it uses less digits than its factorization.

11322322012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1912748 (or 1912746 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 11322322012 its reverse (21022322311), we get a palindrome (32344644323).

The spelling of 11322322012 in words is "eleven billion, three hundred twenty-two million, three hundred twenty-two thousand, twelve".