123344122245 has 32 divisors (see below), whose sum is σ = 197720801280. Its totient is φ = 65660255040.

The previous prime is 123344122241. The next prime is 123344122261. The reversal of 123344122245 is 542221443321.

It is a happy number.

It is not a de Polignac number, because 123344122245 - 2² = 123344122241 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123344122241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24092796 + ... + 24097914.

It is an arithmetic number, because the mean of its divisors is an integer number (6178775040).

Almost surely, 2^123344122245 is an apocalyptic number.

123344122245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

123344122245 is a deficient number, since it is larger than the sum of its proper divisors (74376679035).

123344122245 is a wasteful number, since it uses less digits than its factorization.

123344122245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7825.

The product of its digits is 46080, while the sum is 33.

Adding to 123344122245 its reverse (542221443321), we get a palindrome (665565565566).

The spelling of 123344122245 in words is "one hundred twenty-three billion, three hundred forty-four million, one hundred twenty-two thousand, two hundred forty-five".