122330232405550 has 24 divisors (see below), whose sum is σ = 245036865527496. Its totient is φ = 45168085811040.

The previous prime is 122330232405431. The next prime is 122330232405551. The reversal of 122330232405550 is 55504232033221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122330232405551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 94100178124 + ... + 94100179423.

It is an arithmetic number, because the mean of its divisors is an integer number (10209869396979).

Almost surely, 2^{122330232405550} is an apocalyptic number.

122330232405550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122330232405550 is an abundant number, since it is smaller than the sum of its proper divisors (122706633121946).

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

122330232405550 is a wasteful number, since it uses less digits than its factorization.

122330232405550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188200357572 (or 188200357567 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 37.

Adding to 122330232405550 its reverse (55504232033221), we get a palindrome (177834464438771).

The spelling of 122330232405550 in words is "one hundred twenty-two trillion, three hundred thirty billion, two hundred thirty-two million, four hundred five thousand, five hundred fifty".