122124545778 has 24 divisors (see below), whose sum is σ = 250351707024. Its totient is φ = 39715296160.

The previous prime is 122124545773. The next prime is 122124545779. The reversal of 122124545778 is 877545421221.

It is not an unprimeable number, because it can be changed into a prime (122124545773) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6044076 + ... + 6064247.

It is an arithmetic number, because the mean of its divisors is an integer number (10431321126).

Almost surely, 2^122124545778 is an apocalyptic number.

122124545778 is an abundant number, since it is smaller than the sum of its proper divisors (128227161246).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122124545778 is a wasteful number, since it uses less digits than its factorization.

122124545778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12108410 (or 12108369 counting only the distinct ones).

The product of its digits is 1254400, while the sum is 48.

Adding to 122124545778 its reverse (877545421221), we get a palindrome (999669966999).

The spelling of 122124545778 in words is "one hundred twenty-two billion, one hundred twenty-four million, five hundred forty-five thousand, seven hundred seventy-eight".