1010012160121 has 2 divisors, whose sum is σ = 1010012160122. Its totient is φ = 1010012160120.

The previous prime is 1010012160083. The next prime is 1010012160133. The reversal of 1010012160121 is 1210612100101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 600879226896 + 409132933225 = 775164^2 + 639635^2 .

It is a cyclic number.

It is not a de Polignac number, because 1010012160121 - 2¹¹ = 1010012158073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1010012160095 and 1010012160104.

It is not a weakly prime, because it can be changed into another prime (1010012160191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505006080060 + 505006080061.

It is an arithmetic number, because the mean of its divisors is an integer number (505006080061).

Almost surely, 2^{1010012160121} is an apocalyptic number.

It is an amenable number.

1010012160121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010012160121 is an equidigital number, since it uses as much as digits as its factorization.

1010012160121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 1010012160121 its reverse (1210612100101), we get a palindrome (2220624260222).

The spelling of 1010012160121 in words is "one trillion, ten billion, twelve million, one hundred sixty thousand, one hundred twenty-one".