1011121502011 has 2 divisors, whose sum is σ = 1011121502012. Its totient is φ = 1011121502010.

The previous prime is 1011121502003. The next prime is 1011121502047. The reversal of 1011121502011 is 1102051211101.

It is a weak prime.

It is an emirp because it is prime and its reverse (1102051211101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1011121502011 - 2³ = 1011121502003 is a prime.

It is not a weakly prime, because it can be changed into another prime (1011121502071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505560751005 + 505560751006.

It is an arithmetic number, because the mean of its divisors is an integer number (505560751006).

Almost surely, 2^{1011121502011} is an apocalyptic number.

1011121502011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011121502011 is an equidigital number, since it uses as much as digits as its factorization.

1011121502011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20, while the sum is 16.

Adding to 1011121502011 its reverse (1102051211101), we get a palindrome (2113172713112).

The spelling of 1011121502011 in words is "one trillion, eleven billion, one hundred twenty-one million, five hundred two thousand, eleven".