12102240204 has 36 divisors (see below), whose sum is σ = 30682581384. Its totient is φ = 4022105472.

The previous prime is 12102240197. The next prime is 12102240233. The reversal of 12102240204 is 40204220121.

12102240204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 486642 + ... + 510905.

Almost surely, 2^12102240204 is an apocalyptic number.

It is an amenable number.

12102240204 is an abundant number, since it is smaller than the sum of its proper divisors (18580341180).

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

12102240204 is a wasteful number, since it uses less digits than its factorization.

12102240204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997894 (or 997889 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 12102240204 its reverse (40204220121), we get a palindrome (52306460325).

The spelling of 12102240204 in words is "twelve billion, one hundred two million, two hundred forty thousand, two hundred four".