227781341346222 has 40 divisors (see below), whose sum is σ = 511283505283056. Its totient is φ = 75795524299008.

The previous prime is 227781341346161. The next prime is 227781341346241. The reversal of 227781341346222 is 222643143187722.

227781341346222 is a `hidden beast` number, since 2 + 2 + 7 + 7 + 8 + 1 + 3 + 4 + 1 + 3 + 4 + 622 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1218327378 + ... + 1218514325.

Almost surely, 2^{227781341346222} is an apocalyptic number.

227781341346222 is an abundant number, since it is smaller than the sum of its proper divisors (283502163936834).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

227781341346222 is a wasteful number, since it uses less digits than its factorization.

227781341346222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2436842294 (or 2436842285 counting only the distinct ones).

The product of its digits is 10838016, while the sum is 54.

The spelling of 227781341346222 in words is "two hundred twenty-seven trillion, seven hundred eighty-one billion, three hundred forty-one million, three hundred forty-six thousand, two hundred twenty-two".