120443421442 has 8 divisors (see below), whose sum is σ = 180670183056. Its totient is φ = 60220027092.

The previous prime is 120443421377. The next prime is 120443421487. The reversal of 120443421442 is 244124344021.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 750408 + ... + 896659.

It is an arithmetic number, because the mean of its divisors is an integer number (22583772882).

Almost surely, 2^120443421442 is an apocalyptic number.

120443421442 is a deficient number, since it is larger than the sum of its proper divisors (60226761614).

120443421442 is a wasteful number, since it uses less digits than its factorization.

120443421442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1683632.

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 120443421442 its reverse (244124344021), we get a palindrome (364567765463).

The spelling of 120443421442 in words is "one hundred twenty billion, four hundred forty-three million, four hundred twenty-one thousand, four hundred forty-two".