12242040120 has 96 divisors (see below), whose sum is σ = 41070107520. Its totient is φ = 3159233280.

The previous prime is 12242040079. The next prime is 12242040137. The reversal of 12242040120 is 2104024221.

12242040120 is a `hidden beast` number, since 1 + 2 + 242 + 0 + 401 + 20 = 666.

It is a super-2 number, since 2×12242040120² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12242040093 and 12242040102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 537319 + ... + 559638.

It is an arithmetic number, because the mean of its divisors is an integer number (427813620).

Almost surely, 2^12242040120 is an apocalyptic number.

12242040120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12242040120 is an abundant number, since it is smaller than the sum of its proper divisors (28828067400).

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

12242040120 is a wasteful number, since it uses less digits than its factorization.

12242040120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1097005 (or 1096998 counting only the distinct ones).

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

Adding to 12242040120 its reverse (2104024221), we get a palindrome (14346064341).

The spelling of 12242040120 in words is "twelve billion, two hundred forty-two million, forty thousand, one hundred twenty".