1012002227101 has 2 divisors, whose sum is σ = 1012002227102. Its totient is φ = 1012002227100.

The previous prime is 1012002227077. The next prime is 1012002227129. The reversal of 1012002227101 is 1017222002101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 988535051001 + 23467176100 = 994251^2 + 153190^2 .

It is a cyclic number.

It is not a de Polignac number, because 1012002227101 - 2⁹ = 1012002226589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012002227801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506001113550 + 506001113551.

It is an arithmetic number, because the mean of its divisors is an integer number (506001113551).

Almost surely, 2^{1012002227101} is an apocalyptic number.

It is an amenable number.

1012002227101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012002227101 is an equidigital number, since it uses as much as digits as its factorization.

1012002227101 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 19.

Adding to 1012002227101 its reverse (1017222002101), we get a palindrome (2029224229202).

The spelling of 1012002227101 in words is "one trillion, twelve billion, two million, two hundred twenty-seven thousand, one hundred one".