2021130227 has 2 divisors, whose sum is σ = 2021130228. Its totient is φ = 2021130226.

The previous prime is 2021130179. The next prime is 2021130257. The reversal of 2021130227 is 7220311202.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2021130227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2021130199 and 2021130208.

It is not a weakly prime, because it can be changed into another prime (2021130257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010565113 + 1010565114.

It is an arithmetic number, because the mean of its divisors is an integer number (1010565114).

Almost surely, 2^2021130227 is an apocalyptic number.

2021130227 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021130227 is an equidigital number, since it uses as much as digits as its factorization.

2021130227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 2021130227 is about 44956.9819605365. The cubic root of 2021130227 is about 1264.3425845540.

Adding to 2021130227 its reverse (7220311202), we get a palindrome (9241441429).

The spelling of 2021130227 in words is "two billion, twenty-one million, one hundred thirty thousand, two hundred twenty-seven".