227840017051 has 2 divisors, whose sum is σ = 227840017052. Its totient is φ = 227840017050.

The previous prime is 227840017049. The next prime is 227840017127. The reversal of 227840017051 is 150710048722.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 227840017051 - 2¹ = 227840017049 is a prime.

It is a super-2 number, since 2×227840017051² (a number of 24 digits) contains 22 as substring.

Together with 227840017049, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 227840017051.

It is not a weakly prime, because it can be changed into another prime (227846017051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113920008525 + 113920008526.

It is an arithmetic number, because the mean of its divisors is an integer number (113920008526).

Almost surely, 2^227840017051 is an apocalyptic number.

227840017051 is a deficient number, since it is larger than the sum of its proper divisors (1).

227840017051 is an equidigital number, since it uses as much as digits as its factorization.

227840017051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31360, while the sum is 37.

The spelling of 227840017051 in words is "two hundred twenty-seven billion, eight hundred forty million, seventeen thousand, fifty-one".