11301033312 has 72 divisors (see below), whose sum is σ = 32148154584. Its totient is φ = 3765740544.

The previous prime is 11301033311. The next prime is 11301033329. The reversal of 11301033312 is 21333010311.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11301033311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1286728 + ... + 1295480.

It is an arithmetic number, because the mean of its divisors is an integer number (446502147).

Almost surely, 2^11301033312 is an apocalyptic number.

11301033312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11301033312 is an abundant number, since it is smaller than the sum of its proper divisors (20847121272).

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

11301033312 is a wasteful number, since it uses less digits than its factorization.

11301033312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13252 (or 13241 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 11301033312 its reverse (21333010311), we get a palindrome (32634043623).

The spelling of 11301033312 in words is "eleven billion, three hundred one million, thirty-three thousand, three hundred twelve".