122818328744 has 16 divisors (see below), whose sum is σ = 230288584020. Its totient is φ = 61408039680.

The previous prime is 122818328597. The next prime is 122818328747. The reversal of 122818328744 is 447823818221.

It can be written as a sum of positive squares in 2 ways, for example, as 122185202500 + 633126244 = 349550^2 + 25162^2 .

It is a junction number, because it is equal to n+sod(n) for n = 122818328692 and 122818328701.

It is not an unprimeable number, because it can be changed into a prime (122818328747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 489782 + ... + 696794.

Almost surely, 2^122818328744 is an apocalyptic number.

It is an amenable number.

122818328744 is a deficient number, since it is larger than the sum of its proper divisors (107470255276).

122818328744 is a wasteful number, since it uses less digits than its factorization.

122818328744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281180 (or 281176 counting only the distinct ones).

The product of its digits is 1376256, while the sum is 50.

The spelling of 122818328744 in words is "one hundred twenty-two billion, eight hundred eighteen million, three hundred twenty-eight thousand, seven hundred forty-four".