11013133212 has 36 divisors (see below), whose sum is σ = 27842699976. Its totient is φ = 3670524000.

The previous prime is 11013133163. The next prime is 11013133231. The reversal of 11013133212 is 21233131011.

It is a tau number, because it is divible by the number of its divisors (36).

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 11 ways as a sum of consecutive naturals, for example, 301962 + ... + 336462.

Almost surely, 2^11013133212 is an apocalyptic number.

11013133212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11013133212 is an abundant number, since it is smaller than the sum of its proper divisors (16829566764).

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

11013133212 is a wasteful number, since it uses less digits than its factorization.

11013133212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43378 (or 43373 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 11013133212 its reverse (21233131011), we get a palindrome (32246264223).

It can be divided in two parts, 1101 and 3133212, that added together give a palindrome (3134313).

The spelling of 11013133212 in words is "eleven billion, thirteen million, one hundred thirty-three thousand, two hundred twelve".