120343244040 has 96 divisors (see below), whose sum is σ = 391588306200. Its totient is φ = 32052741120.

The previous prime is 120343243987. The next prime is 120343244051. The reversal of 120343244040 is 40442343021.

It is a happy number.

120343244040 is a `hidden beast` number, since 120 + 34 + 32 + 440 + 40 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 120157903044 + 185340996 = 346638^2 + 13614^2 .

It is a junction number, because it is equal to n+sod(n) for n = 120343243995 and 120343244013.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 96820 + ... + 500060.

Almost surely, 2^120343244040 is an apocalyptic number.

120343244040 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 120343244040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195794153100).

120343244040 is an abundant number, since it is smaller than the sum of its proper divisors (271245062160).

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

120343244040 is a wasteful number, since it uses less digits than its factorization.

120343244040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404087 (or 404080 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 120343244040 its reverse (40442343021), we get a palindrome (160785587061).

The spelling of 120343244040 in words is "one hundred twenty billion, three hundred forty-three million, two hundred forty-four thousand, forty".