201227066 has 4 divisors (see below), whose sum is σ = 301840602. Its totient is φ = 100613532.

The previous prime is 201227017. The next prime is 201227087. The reversal of 201227066 is 660722102.

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

It can be written as a sum of positive squares in only one way, i.e., 200364025 + 863041 = 14155^2 + 929^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50306765 + ... + 50306768.

Almost surely, 2^201227066 is an apocalyptic number.

201227066 is a deficient number, since it is larger than the sum of its proper divisors (100613536).

201227066 is a wasteful number, since it uses less digits than its factorization.

201227066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100613535.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 201227066 is about 14185.4526187923. The cubic root of 201227066 is about 585.9970976028.

Adding to 201227066 its reverse (660722102), we get a palindrome (861949168).

The spelling of 201227066 in words is "two hundred one million, two hundred twenty-seven thousand, sixty-six".