622181212822 has 24 divisors (see below), whose sum is σ = 1015820572104. Its totient is φ = 285672651264.

The previous prime is 622181212819. The next prime is 622181212889. The reversal of 622181212822 is 228212181226.

622181212822 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4703608 + ... + 4834075.

It is an arithmetic number, because the mean of its divisors is an integer number (42325857171).

Almost surely, 2^622181212822 is an apocalyptic number.

622181212822 is a deficient number, since it is larger than the sum of its proper divisors (393639359282).

622181212822 is a wasteful number, since it uses less digits than its factorization.

622181212822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9537904 (or 9537891 counting only the distinct ones).

The product of its digits is 24576, while the sum is 37.

The spelling of 622181212822 in words is "six hundred twenty-two billion, one hundred eighty-one million, two hundred twelve thousand, eight hundred twenty-two".