12203815120 has 160 divisors (see below), whose sum is σ = 33076740096. Its totient is φ = 4101081600.

The previous prime is 12203815103. The next prime is 12203815147. The reversal of 12203815120 is 2151830221.

It is a super-2 number, since 2×12203815120² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7593357 + ... + 7594963.

Almost surely, 2^12203815120 is an apocalyptic number.

12203815120 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 12203815120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16538370048).

12203815120 is an abundant number, since it is smaller than the sum of its proper divisors (20872924976).

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

12203815120 is a wasteful number, since it uses less digits than its factorization.

12203815120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1889 (or 1883 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 25.

The spelling of 12203815120 in words is "twelve billion, two hundred three million, eight hundred fifteen thousand, one hundred twenty".