12152522220 has 24 divisors (see below), whose sum is σ = 34027062384. Its totient is φ = 3240672576.

The previous prime is 12152522219. The next prime is 12152522231. The reversal of 12152522220 is 2222525121.

12152522220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 101270959 + ... + 101271078.

It is an arithmetic number, because the mean of its divisors is an integer number (1417794266).

Almost surely, 2^12152522220 is an apocalyptic number.

12152522220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12152522220 is an abundant number, since it is smaller than the sum of its proper divisors (21874540164).

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

12152522220 is a wasteful number, since it uses less digits than its factorization.

12152522220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202542049 (or 202542047 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The spelling of 12152522220 in words is "twelve billion, one hundred fifty-two million, five hundred twenty-two thousand, two hundred twenty".