101213227 has 2 divisors, whose sum is σ = 101213228. Its totient is φ = 101213226.

The previous prime is 101213207. The next prime is 101213237. The reversal of 101213227 is 722312101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101213227 - 2¹¹ = 101211179 is a prime.

It is not a weakly prime, because it can be changed into another prime (101213207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50606613 + 50606614.

It is an arithmetic number, because the mean of its divisors is an integer number (50606614).

Almost surely, 2^101213227 is an apocalyptic number.

101213227 is a deficient number, since it is larger than the sum of its proper divisors (1).

101213227 is an equidigital number, since it uses as much as digits as its factorization.

101213227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 101213227 is about 10060.4784677469. The cubic root of 101213227 is about 466.0284432527.

Adding to 101213227 its reverse (722312101), we get a palindrome (823525328).

The spelling of 101213227 in words is "one hundred one million, two hundred thirteen thousand, two hundred twenty-seven".