1121000321011 has 2 divisors, whose sum is σ = 1121000321012. Its totient is φ = 1121000321010.

The previous prime is 1121000320997. The next prime is 1121000321017. The reversal of 1121000321011 is 1101230001211.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (1101230001211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1121000321011 - 2⁹ = 1121000320499 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1121000320982 and 1121000321000.

It is not a weakly prime, because it can be changed into another prime (1121000321017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560500160505 + 560500160506.

It is an arithmetic number, because the mean of its divisors is an integer number (560500160506).

Almost surely, 2^{1121000321011} is an apocalyptic number.

1121000321011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121000321011 is an equidigital number, since it uses as much as digits as its factorization.

1121000321011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1121000321011 its reverse (1101230001211), we get a palindrome (2222230322222).

The spelling of 1121000321011 in words is "one trillion, one hundred twenty-one billion, three hundred twenty-one thousand, eleven".