1010110000121 has 2 divisors, whose sum is σ = 1010110000122. Its totient is φ = 1010110000120.

The previous prime is 1010110000087. The next prime is 1010110000129. The reversal of 1010110000121 is 1210000110101.

It is a happy number.

It is an a-pointer prime, because the next prime (1010110000129) can be obtained adding 1010110000121 to its sum of digits (8).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1002523590121 + 7586410000 = 1001261^2 + 87100^2 .

It is a cyclic number.

It is not a de Polignac number, because 1010110000121 - 2⁶ = 1010110000057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1010110000099 and 1010110000108.

It is not a weakly prime, because it can be changed into another prime (1010110000129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505055000060 + 505055000061.

It is an arithmetic number, because the mean of its divisors is an integer number (505055000061).

Almost surely, 2^{1010110000121} is an apocalyptic number.

It is an amenable number.

1010110000121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010110000121 is an equidigital number, since it uses as much as digits as its factorization.

1010110000121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 1010110000121 its reverse (1210000110101), we get a palindrome (2220110110222).

The spelling of 1010110000121 in words is "one trillion, ten billion, one hundred ten million, one hundred twenty-one", and thus it is an aban number.