12209375000 has 72 divisors (see below), whose sum is σ = 28623032220. Its totient is φ = 4882500000.

The previous prime is 12209374967. The next prime is 12209375023. The reversal of 12209375000 is 57390221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3123047 + ... + 3126953.

Almost surely, 2^12209375000 is an apocalyptic number.

12209375000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12209375000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14311516110).

12209375000 is an abundant number, since it is smaller than the sum of its proper divisors (16413657220).

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

12209375000 is an frugal number, since it uses more digits than its factorization.

12209375000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3953 (or 3914 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 29.

The spelling of 12209375000 in words is "twelve billion, two hundred nine million, three hundred seventy-five thousand".