120322778 has 8 divisors (see below), whose sum is σ = 180576000. Its totient is φ = 60130780.

The previous prime is 120322747. The next prime is 120322781. The reversal of 120322778 is 877223021.

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, 10028 + ... + 18471.

It is an arithmetic number, because the mean of its divisors is an integer number (22572000).

Almost surely, 2^120322778 is an apocalyptic number.

120322778 is a deficient number, since it is larger than the sum of its proper divisors (60253222).

120322778 is a wasteful number, since it uses less digits than its factorization.

120322778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30612.

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 120322778 is about 10969.1739889565. The cubic root of 120322778 is about 493.6842628286.

Adding to 120322778 its reverse (877223021), we get a palindrome (997545799).

The spelling of 120322778 in words is "one hundred twenty million, three hundred twenty-two thousand, seven hundred seventy-eight".