1002111222227 has 2 divisors, whose sum is σ = 1002111222228. Its totient is φ = 1002111222226.

The previous prime is 1002111222199. The next prime is 1002111222251. The reversal of 1002111222227 is 7222221112001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1002111222227 - 2⁶ = 1002111222163 is a prime.

It is not a weakly prime, because it can be changed into another prime (1002111222527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501055611113 + 501055611114.

It is an arithmetic number, because the mean of its divisors is an integer number (501055611114).

Almost surely, 2^{1002111222227} is an apocalyptic number.

1002111222227 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002111222227 is an equidigital number, since it uses as much as digits as its factorization.

1002111222227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 23.

Adding to 1002111222227 its reverse (7222221112001), we get a palindrome (8224332334228).

The spelling of 1002111222227 in words is "one trillion, two billion, one hundred eleven million, two hundred twenty-two thousand, two hundred twenty-seven".