120305511105042 has 8 divisors (see below), whose sum is σ = 240611022210096. Its totient is φ = 40101837035012.

The previous prime is 120305511105029. The next prime is 120305511105049. The reversal of 120305511105042 is 240501115503021.

It is a sphenic number, since it is the product of 3 distinct primes.

120305511105042 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (120305511105049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10025459258748 + ... + 10025459258759.

It is an arithmetic number, because the mean of its divisors is an integer number (30076377776262).

Almost surely, 2^{120305511105042} is an apocalyptic number.

120305511105042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

120305511105042 is a wasteful number, since it uses less digits than its factorization.

120305511105042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20050918517512.

The product of its (nonzero) digits is 6000, while the sum is 30.

Adding to 120305511105042 its reverse (240501115503021), we get a palindrome (360806626608063).

The spelling of 120305511105042 in words is "one hundred twenty trillion, three hundred five billion, five hundred eleven million, one hundred five thousand, forty-two".