122352223440 has 80 divisors (see below), whose sum is σ = 379337078016. Its totient is φ = 32623372800.

The previous prime is 122352223391. The next prime is 122352223501. The reversal of 122352223440 is 44322253221.

122352223440 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 122352223398 and 122352223407.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2389305 + ... + 2439975.

Almost surely, 2^122352223440 is an apocalyptic number.

122352223440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122352223440 is an abundant number, since it is smaller than the sum of its proper divisors (256984854576).

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

122352223440 is a wasteful number, since it uses less digits than its factorization.

122352223440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60748 (or 60742 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 122352223440 its reverse (44322253221), we get a palindrome (166674476661).

The spelling of 122352223440 in words is "one hundred twenty-two billion, three hundred fifty-two million, two hundred twenty-three thousand, four hundred forty".