120067115005520 has 40 divisors (see below), whose sum is σ = 279620528427240. Its totient is φ = 47946934425600.

The previous prime is 120067115005517. The next prime is 120067115005529. The reversal of 120067115005520 is 25500511760021.

120067115005520 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 43659796293136 + 76407318712384 = 6607556^2 + 8741128^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×120067115005520² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120067115005529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1248570005 + ... + 1248666164.

It is an arithmetic number, because the mean of its divisors is an integer number (6990513210681).

Almost surely, 2^{120067115005520} is an apocalyptic number.

120067115005520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120067115005520 is an abundant number, since it is smaller than the sum of its proper divisors (159553413421720).

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

120067115005520 is a wasteful number, since it uses less digits than its factorization.

120067115005520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2497236783 (or 2497236777 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 35.

Adding to 120067115005520 its reverse (25500511760021), we get a palindrome (145567626765541).

The spelling of 120067115005520 in words is "one hundred twenty trillion, sixty-seven billion, one hundred fifteen million, five thousand, five hundred twenty".