227122639347 has 4 divisors (see below), whose sum is σ = 302830185800. Its totient is φ = 151415092896.

The previous prime is 227122639339. The next prime is 227122639357. The reversal of 227122639347 is 743936221722.

227122639347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 227122639347 - 2³ = 227122639339 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 227122639296 and 227122639305.

It is not an unprimeable number, because it can be changed into a prime (227122639357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37853773222 + ... + 37853773227.

It is an arithmetic number, because the mean of its divisors is an integer number (75707546450).

Almost surely, 2^227122639347 is an apocalyptic number.

227122639347 is a deficient number, since it is larger than the sum of its proper divisors (75707546453).

227122639347 is an equidigital number, since it uses as much as digits as its factorization.

227122639347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75707546452.

The product of its digits is 1524096, while the sum is 48.

The spelling of 227122639347 in words is "two hundred twenty-seven billion, one hundred twenty-two million, six hundred thirty-nine thousand, three hundred forty-seven".