120105356055340 has 24 divisors (see below), whose sum is σ = 252283540118400. Its totient is φ = 48030277202688.

The previous prime is 120105356055337. The next prime is 120105356055371. The reversal of 120105356055340 is 43550653501021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 120105356055293 and 120105356055302.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 741493212 + ... + 741655171.

It is an arithmetic number, because the mean of its divisors is an integer number (10511814171600).

Almost surely, 2^{120105356055340} is an apocalyptic number.

120105356055340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120105356055340 is an abundant number, since it is smaller than the sum of its proper divisors (132178184063060).

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

120105356055340 is a wasteful number, since it uses less digits than its factorization.

120105356055340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1483152441 (or 1483152439 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 40.

The spelling of 120105356055340 in words is "one hundred twenty trillion, one hundred five billion, three hundred fifty-six million, fifty-five thousand, three hundred forty".