120342304103043 has 16 divisors (see below), whose sum is σ = 175062434317056. Its totient is φ = 72926778553440.

The previous prime is 120342304103039. The next prime is 120342304103057. The reversal of 120342304103043 is 340301403243021.

It is a happy number.

It is not a de Polignac number, because 120342304103043 - 2² = 120342304103039 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120342304103043.

It is not an unprimeable number, because it can be changed into a prime (120342304103003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198472855 + ... + 199078272.

It is an arithmetic number, because the mean of its divisors is an integer number (10941402144816).

Almost surely, 2^{120342304103043} is an apocalyptic number.

120342304103043 is a deficient number, since it is larger than the sum of its proper divisors (54720130214013).

120342304103043 is a wasteful number, since it uses less digits than its factorization.

120342304103043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397560314.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 120342304103043 its reverse (340301403243021), we get a palindrome (460643707346064).

The spelling of 120342304103043 in words is "one hundred twenty trillion, three hundred forty-two billion, three hundred four million, one hundred three thousand, forty-three".