201021120227 has 2 divisors, whose sum is σ = 201021120228. Its totient is φ = 201021120226.

The previous prime is 201021120211. The next prime is 201021120233. The reversal of 201021120227 is 722021120102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201021120227 - 2⁴ = 201021120211 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201021120199 and 201021120208.

It is not a weakly prime, because it can be changed into another prime (201021120427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100510560113 + 100510560114.

It is an arithmetic number, because the mean of its divisors is an integer number (100510560114).

Almost surely, 2^201021120227 is an apocalyptic number.

201021120227 is a deficient number, since it is larger than the sum of its proper divisors (1).

201021120227 is an equidigital number, since it uses as much as digits as its factorization.

201021120227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 20.

Adding to 201021120227 its reverse (722021120102), we get a palindrome (923042240329).

The spelling of 201021120227 in words is "two hundred one billion, twenty-one million, one hundred twenty thousand, two hundred twenty-seven".