227270664002221 has 4 divisors (see below), whose sum is σ = 259737901716832. Its totient is φ = 194803426287612.

The previous prime is 227270664002209. The next prime is 227270664002231. The reversal of 227270664002221 is 122200466072722.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 227270664002221 - 2³³ = 227262074067629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (227270664002231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16233618857295 + ... + 16233618857308.

It is an arithmetic number, because the mean of its divisors is an integer number (64934475429208).

Almost surely, 2^{227270664002221} is an apocalyptic number.

It is an amenable number.

227270664002221 is a deficient number, since it is larger than the sum of its proper divisors (32467237714611).

227270664002221 is an equidigital number, since it uses as much as digits as its factorization.

227270664002221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32467237714610.

The product of its (nonzero) digits is 451584, while the sum is 43.

The spelling of 227270664002221 in words is "two hundred twenty-seven trillion, two hundred seventy billion, six hundred sixty-four million, two thousand, two hundred twenty-one".