22120550315 has 4 divisors (see below), whose sum is σ = 26544660384. Its totient is φ = 17696440248.

The previous prime is 22120550303. The next prime is 22120550323. The reversal of 22120550315 is 51305502122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22120550315 - 2⁴ = 22120550299 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, 2212055027 + ... + 2212055036.

It is an arithmetic number, because the mean of its divisors is an integer number (6636165096).

Almost surely, 2^22120550315 is an apocalyptic number.

22120550315 is a deficient number, since it is larger than the sum of its proper divisors (4424110069).

22120550315 is an equidigital number, since it uses as much as digits as its factorization.

22120550315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4424110068.

The product of its (nonzero) digits is 3000, while the sum is 26.

The spelling of 22120550315 in words is "twenty-two billion, one hundred twenty million, five hundred fifty thousand, three hundred fifteen".