227356121 has 4 divisors (see below), whose sum is σ = 227390592. Its totient is φ = 227321652.

The previous prime is 227356117. The next prime is 227356141. The reversal of 227356121 is 121653722.

It is a happy number.

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 227356121 - 2² = 227356117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (227356141) 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, 3905 + ... + 21678.

It is an arithmetic number, because the mean of its divisors is an integer number (56847648).

Almost surely, 2^227356121 is an apocalyptic number.

It is an amenable number.

227356121 is a deficient number, since it is larger than the sum of its proper divisors (34471).

227356121 is an equidigital number, since it uses as much as digits as its factorization.

227356121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34470.

The product of its digits is 5040, while the sum is 29.

The square root of 227356121 is about 15078.3328322464. The cubic root of 227356121 is about 610.3358546458.

The spelling of 227356121 in words is "two hundred twenty-seven million, three hundred fifty-six thousand, one hundred twenty-one".