1010121122011 has 2 divisors, whose sum is σ = 1010121122012. Its totient is φ = 1010121122010.

The previous prime is 1010121121987. The next prime is 1010121122057. The reversal of 1010121122011 is 1102211210101.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (1102211210101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1010121122011 - 2²⁵ = 1010087567579 is a prime.

It is a super-2 number, since 2×1010121122011² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1010121121982 and 1010121122000.

It is not a weakly prime, because it can be changed into another prime (1010121122611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505060561005 + 505060561006.

It is an arithmetic number, because the mean of its divisors is an integer number (505060561006).

Almost surely, 2^{1010121122011} is an apocalyptic number.

1010121122011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010121122011 is an equidigital number, since it uses as much as digits as its factorization.

1010121122011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1010121122011 its reverse (1102211210101), we get a palindrome (2112332332112).

The spelling of 1010121122011 in words is "one trillion, ten billion, one hundred twenty-one million, one hundred twenty-two thousand, eleven".