11320313412 has 12 divisors (see below), whose sum is σ = 26414064656. Its totient is φ = 3773437800.

The previous prime is 11320313393. The next prime is 11320313441. The reversal of 11320313412 is 21431302311.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 471679714 + ... + 471679737.

Almost surely, 2^11320313412 is an apocalyptic number.

11320313412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11320313412 is an abundant number, since it is smaller than the sum of its proper divisors (15093751244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11320313412 is a wasteful number, since it uses less digits than its factorization.

11320313412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943359458 (or 943359456 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 11320313412 its reverse (21431302311), we get a palindrome (32751615723).

The spelling of 11320313412 in words is "eleven billion, three hundred twenty million, three hundred thirteen thousand, four hundred twelve".