11920012 has 24 divisors (see below), whose sum is σ = 23016672. Its totient is φ = 5366400.

The previous prime is 11920001. The next prime is 11920033. The reversal of 11920012 is 21002911.

11920012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 664 + ... + 4927.

It is an arithmetic number, because the mean of its divisors is an integer number (959028).

Almost surely, 2^11920012 is an apocalyptic number.

It is an amenable number.

11920012 is a deficient number, since it is larger than the sum of its proper divisors (11096660).

11920012 is a wasteful number, since it uses less digits than its factorization.

11920012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5649 (or 5647 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 11920012 is about 3452.5370381793. The cubic root of 11920012 is about 228.4330284924.

Adding to 11920012 its reverse (21002911), we get a palindrome (32922923).

The spelling of 11920012 in words is "eleven million, nine hundred twenty thousand, twelve".