12121003196 has 24 divisors (see below), whose sum is σ = 22473684576. Its totient is φ = 5700400640.

The previous prime is 12121003177. The next prime is 12121003249. The reversal of 12121003196 is 69130012121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53816 + ... + 164736.

It is an arithmetic number, because the mean of its divisors is an integer number (936403524).

Almost surely, 2^12121003196 is an apocalyptic number.

It is an amenable number.

12121003196 is a deficient number, since it is larger than the sum of its proper divisors (10352681380).

12121003196 is a wasteful number, since it uses less digits than its factorization.

12121003196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112549 (or 112547 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 26.

The spelling of 12121003196 in words is "twelve billion, one hundred twenty-one million, three thousand, one hundred ninety-six".