11820013206 has 32 divisors (see below), whose sum is σ = 23746812768. Its totient is φ = 3922237440.

The previous prime is 11820013171. The next prime is 11820013207. The reversal of 11820013206 is 60231002811.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11820013207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1862070 + ... + 1868406.

It is an arithmetic number, because the mean of its divisors is an integer number (742087899).

Almost surely, 2^11820013206 is an apocalyptic number.

11820013206 is an abundant number, since it is smaller than the sum of its proper divisors (11926799562).

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

11820013206 is a wasteful number, since it uses less digits than its factorization.

11820013206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7696.

The product of its (nonzero) digits is 576, while the sum is 24.

The spelling of 11820013206 in words is "eleven billion, eight hundred twenty million, thirteen thousand, two hundred six".