11013333012 has 72 divisors (see below), whose sum is σ = 30638986560. Its totient is φ = 3307825920.

The previous prime is 11013332977. The next prime is 11013333031. The reversal of 11013333012 is 21033331011.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 78312 + ... + 167807.

It is an arithmetic number, because the mean of its divisors is an integer number (425541480).

Almost surely, 2^11013333012 is an apocalyptic number.

11013333012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11013333012 is an abundant number, since it is smaller than the sum of its proper divisors (19625653548).

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

11013333012 is a wasteful number, since it uses less digits than its factorization.

11013333012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246253 (or 246248 counting only the distinct ones).

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

Adding to 11013333012 its reverse (21033331011), we get a palindrome (32046664023).

The spelling of 11013333012 in words is "eleven billion, thirteen million, three hundred thirty-three thousand, twelve".