227019101 has 2 divisors, whose sum is σ = 227019102. Its totient is φ = 227019100.

The previous prime is 227019043. The next prime is 227019113. The reversal of 227019101 is 101910722.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 174108025 + 52911076 = 13195^2 + 7274^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-227019101 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (227019601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113509550 + 113509551.

It is an arithmetic number, because the mean of its divisors is an integer number (113509551).

Almost surely, 2^227019101 is an apocalyptic number.

It is an amenable number.

227019101 is a deficient number, since it is larger than the sum of its proper divisors (1).

227019101 is an equidigital number, since it uses as much as digits as its factorization.

227019101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 23.

The square root of 227019101 is about 15067.1530489340. The cubic root of 227019101 is about 610.0341295963.

Adding to 227019101 its reverse (101910722), we get a palindrome (328929823).

The spelling of 227019101 in words is "two hundred twenty-seven million, nineteen thousand, one hundred one".