122343654450 has 24 divisors (see below), whose sum is σ = 303412263408. Its totient is φ = 32624974480.

The previous prime is 122343654409. The next prime is 122343654451. The reversal of 122343654450 is 54456343221.

It is a junction number, because it is equal to n+sod(n) for n = 122343654399 and 122343654408.

It is not an unprimeable number, because it can be changed into a prime (122343654451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 407812032 + ... + 407812331.

It is an arithmetic number, because the mean of its divisors is an integer number (12642177642).

Almost surely, 2^122343654450 is an apocalyptic number.

122343654450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122343654450 is an abundant number, since it is smaller than the sum of its proper divisors (181068608958).

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

122343654450 is a wasteful number, since it uses less digits than its factorization.

122343654450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815624378 (or 815624373 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 39.

Adding to 122343654450 its reverse (54456343221), we get a palindrome (176799997671).

The spelling of 122343654450 in words is "one hundred twenty-two billion, three hundred forty-three million, six hundred fifty-four thousand, four hundred fifty".