122250122305 has 8 divisors (see below), whose sum is σ = 155329567272. Its totient is φ = 92047150848.

The previous prime is 122250122299. The next prime is 122250122321. The reversal of 122250122305 is 503221052221.

It can be written as a sum of positive squares in 4 ways, for example, as 41025692304 + 81224430001 = 202548^2 + 284999^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 122250122305 - 2⁹ = 122250121793 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122250122305.

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, 719118282 + ... + 719118451.

It is an arithmetic number, because the mean of its divisors is an integer number (19416195909).

Almost surely, 2^122250122305 is an apocalyptic number.

It is an amenable number.

122250122305 is a deficient number, since it is larger than the sum of its proper divisors (33079444967).

122250122305 is a wasteful number, since it uses less digits than its factorization.

122250122305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1438236755.

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 122250122305 its reverse (503221052221), we get a palindrome (625471174526).

The spelling of 122250122305 in words is "one hundred twenty-two billion, two hundred fifty million, one hundred twenty-two thousand, three hundred five".