11178283212 has 36 divisors (see below), whose sum is σ = 28789356960. Its totient is φ = 3655790112.

The previous prime is 11178283187. The next prime is 11178283261. The reversal of 11178283212 is 21238287111.

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 (36).

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, 2927412 + ... + 2931227.

It is an arithmetic number, because the mean of its divisors is an integer number (799704360).

Almost surely, 2^11178283212 is an apocalyptic number.

11178283212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11178283212 is an abundant number, since it is smaller than the sum of its proper divisors (17611073748).

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

11178283212 is a wasteful number, since it uses less digits than its factorization.

11178283212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5858702 (or 5858697 counting only the distinct ones).

The product of its digits is 10752, while the sum is 36.

The spelling of 11178283212 in words is "eleven billion, one hundred seventy-eight million, two hundred eighty-three thousand, two hundred twelve".