120243002421120 has 128 divisors (see below), whose sum is σ = 383736908916000. Its totient is φ = 32026121330688.

The previous prime is 120243002421097. The next prime is 120243002421209. The reversal of 120243002421120 is 21124200342021.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36180675 + ... + 39364034.

Almost surely, 2^{120243002421120} is an apocalyptic number.

120243002421120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120243002421120 is an abundant number, since it is smaller than the sum of its proper divisors (263493906494880).

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

120243002421120 is an equidigital number, since it uses as much as digits as its factorization.

120243002421120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75545560 (or 75545548 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 120243002421120 its reverse (21124200342021), we get a palindrome (141367202763141).

The spelling of 120243002421120 in words is "one hundred twenty trillion, two hundred forty-three billion, two million, four hundred twenty-one thousand, one hundred twenty".