122236045315 has 4 divisors (see below), whose sum is σ = 146683254384. Its totient is φ = 97788836248.

The previous prime is 122236045303. The next prime is 122236045369. The reversal of 122236045315 is 513540632221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 513540632221 = 71 ⋅7232966651.

It is a cyclic number.

It is not a de Polignac number, because 122236045315 - 2⁹ = 122236044803 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12223604527 + ... + 12223604536.

It is an arithmetic number, because the mean of its divisors is an integer number (36670813596).

Almost surely, 2^122236045315 is an apocalyptic number.

122236045315 is a deficient number, since it is larger than the sum of its proper divisors (24447209069).

122236045315 is an equidigital number, since it uses as much as digits as its factorization.

122236045315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24447209068.

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 122236045315 its reverse (513540632221), we get a palindrome (635776677536).

The spelling of 122236045315 in words is "one hundred twenty-two billion, two hundred thirty-six million, forty-five thousand, three hundred fifteen".