101520227 has 2 divisors, whose sum is σ = 101520228. Its totient is φ = 101520226.

The previous prime is 101520203. The next prime is 101520233. The reversal of 101520227 is 722025101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101520227 - 2⁶ = 101520163 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 101520199 and 101520208.

It is not a weakly prime, because it can be changed into another prime (101520427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50760113 + 50760114.

It is an arithmetic number, because the mean of its divisors is an integer number (50760114).

Almost surely, 2^101520227 is an apocalyptic number.

101520227 is a deficient number, since it is larger than the sum of its proper divisors (1).

101520227 is an equidigital number, since it uses as much as digits as its factorization.

101520227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 101520227 is about 10075.7246389528. The cubic root of 101520227 is about 466.4991535394.

Adding to 101520227 its reverse (722025101), we get a palindrome (823545328).

The spelling of 101520227 in words is "one hundred one million, five hundred twenty thousand, two hundred twenty-seven".