1022001201227 has 2 divisors, whose sum is σ = 1022001201228. Its totient is φ = 1022001201226.

The previous prime is 1022001201217. The next prime is 1022001201229. The reversal of 1022001201227 is 7221021002201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1022001201227 - 2⁴ = 1022001201211 is a prime.

Together with 1022001201229, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1022001201199 and 1022001201208.

It is not a weakly prime, because it can be changed into another prime (1022001201229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511000600613 + 511000600614.

It is an arithmetic number, because the mean of its divisors is an integer number (511000600614).

Almost surely, 2^{1022001201227} is an apocalyptic number.

1022001201227 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022001201227 is an equidigital number, since it uses as much as digits as its factorization.

1022001201227 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 1022001201227 its reverse (7221021002201), we get a palindrome (8243022203428).

The spelling of 1022001201227 in words is "one trillion, twenty-two billion, one million, two hundred one thousand, two hundred twenty-seven".