120040340304342 has 32 divisors (see below), whose sum is σ = 245707413009408. Its totient is φ = 39082429073376.

The previous prime is 120040340304293. The next prime is 120040340304377. The reversal of 120040340304342 is 243403043040021.

It is a happy number.

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, 846308788 + ... + 846450615.

It is an arithmetic number, because the mean of its divisors is an integer number (7678356656544).

Almost surely, 2^{120040340304342} is an apocalyptic number.

120040340304342 is an abundant number, since it is smaller than the sum of its proper divisors (125667072705066).

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

120040340304342 is a wasteful number, since it uses less digits than its factorization.

120040340304342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1692759684.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 120040340304342 its reverse (243403043040021), we get a palindrome (363443383344363).

The spelling of 120040340304342 in words is "one hundred twenty trillion, forty billion, three hundred forty million, three hundred four thousand, three hundred forty-two".