122555305212432 has 40 divisors (see below), whose sum is σ = 316783895021184. Its totient is φ = 40828195515264.

The previous prime is 122555305212413. The next prime is 122555305212469. The reversal of 122555305212432 is 234212503555221.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 736568728 + ... + 736735095.

Almost surely, 2^{122555305212432} is an apocalyptic number.

122555305212432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122555305212432 is an abundant number, since it is smaller than the sum of its proper divisors (194228589808752).

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

122555305212432 is a wasteful number, since it uses less digits than its factorization.

122555305212432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1473305567 (or 1473305561 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 42.

Adding to 122555305212432 its reverse (234212503555221), we get a palindrome (356767808767653).

The spelling of 122555305212432 in words is "one hundred twenty-two trillion, five hundred fifty-five billion, three hundred five million, two hundred twelve thousand, four hundred thirty-two".