1121010120011 has 2 divisors, whose sum is σ = 1121010120012. Its totient is φ = 1121010120010.

The previous prime is 1121010119953. The next prime is 1121010120079. The reversal of 1121010120011 is 1100210101211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1121010120011 - 2¹⁸ = 1121009857867 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1121010119974 and 1121010120001.

It is not a weakly prime, because it can be changed into another prime (1121010120611) 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, 560505060005 + 560505060006.

It is an arithmetic number, because the mean of its divisors is an integer number (560505060006).

Almost surely, 2^{1121010120011} is an apocalyptic number.

1121010120011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121010120011 is an equidigital number, since it uses as much as digits as its factorization.

1121010120011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1121010120011 its reverse (1100210101211), we get a palindrome (2221220221222).

It can be divided in two parts, 11210101200 and 11, that added together give a palindrome (11210101211).

The spelling of 1121010120011 in words is "one trillion, one hundred twenty-one billion, ten million, one hundred twenty thousand, eleven".