122333446778 has 8 divisors (see below), whose sum is σ = 193158073920. Its totient is φ = 57947422140.

The previous prime is 122333446777. The next prime is 122333446813. The reversal of 122333446778 is 877644333221.

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

It is a super-3 number, since 3×122333446778³ (a number of 34 digits) contains 333 as substring.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (122333446777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1609650578 + ... + 1609650653.

It is an arithmetic number, because the mean of its divisors is an integer number (24144759240).

Almost surely, 2^122333446778 is an apocalyptic number.

122333446778 is a deficient number, since it is larger than the sum of its proper divisors (70824627142).

122333446778 is a wasteful number, since it uses less digits than its factorization.

122333446778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3219301252.

The product of its digits is 4064256, while the sum is 50.

Adding to 122333446778 its reverse (877644333221), we get a palindrome (999977779999).

The spelling of 122333446778 in words is "one hundred twenty-two billion, three hundred thirty-three million, four hundred forty-six thousand, seven hundred seventy-eight".