122557422245 has 8 divisors (see below), whose sum is σ = 147485534616. Its totient is φ = 97768185856.

The previous prime is 122557422241. The next prime is 122557422259. The reversal of 122557422245 is 542224755221.

It can be written as a sum of positive squares in 4 ways, for example, as 24012911521 + 98544510724 = 154961^2 + 313918^2 .

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 122557422245 - 2² = 122557422241 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122557422241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34717052 + ... + 34720581.

It is an arithmetic number, because the mean of its divisors is an integer number (18435691827).

Almost surely, 2^122557422245 is an apocalyptic number.

It is an amenable number.

122557422245 is a deficient number, since it is larger than the sum of its proper divisors (24928112371).

122557422245 is an equidigital number, since it uses as much as digits as its factorization.

122557422245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69437991.

The product of its digits is 448000, while the sum is 41.

The spelling of 122557422245 in words is "one hundred twenty-two billion, five hundred fifty-seven million, four hundred twenty-two thousand, two hundred forty-five".