120420245342 has 8 divisors (see below), whose sum is σ = 180640599336. Its totient is φ = 60206712232.

The previous prime is 120420245321. The next prime is 120420245381. The reversal of 120420245342 is 243542024021.

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

It is a congruent number.

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, 1660853 + ... + 1731840.

It is an arithmetic number, because the mean of its divisors is an integer number (22580074917).

Almost surely, 2^120420245342 is an apocalyptic number.

120420245342 is a deficient number, since it is larger than the sum of its proper divisors (60220353994).

120420245342 is a wasteful number, since it uses less digits than its factorization.

120420245342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3410442.

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 120420245342 its reverse (243542024021), we get a palindrome (363962269363).

The spelling of 120420245342 in words is "one hundred twenty billion, four hundred twenty million, two hundred forty-five thousand, three hundred forty-two".