1021102011227 has 2 divisors, whose sum is σ = 1021102011228. Its totient is φ = 1021102011226.

The previous prime is 1021102011217. The next prime is 1021102011263. The reversal of 1021102011227 is 7221102011201.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1021102011227 - 2⁴ = 1021102011211 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1021102011199 and 1021102011208.

It is not a weakly prime, because it can be changed into another prime (1021102011217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510551005613 + 510551005614.

It is an arithmetic number, because the mean of its divisors is an integer number (510551005614).

Almost surely, 2^{1021102011227} is an apocalyptic number.

1021102011227 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021102011227 is an equidigital number, since it uses as much as digits as its factorization.

1021102011227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 20.

Adding to 1021102011227 its reverse (7221102011201), we get a palindrome (8242204022428).

The spelling of 1021102011227 in words is "one trillion, twenty-one billion, one hundred two million, eleven thousand, two hundred twenty-seven".