1111321210011 has 16 divisors (see below), whose sum is σ = 1571304873600. Its totient is φ = 696241443968.

The previous prime is 1111321210009. The next prime is 1111321210099. The reversal of 1111321210011 is 1100121231111.

It is a cyclic number.

It is not a de Polignac number, because 1111321210011 - 2¹ = 1111321210009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1111321218011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16499481 + ... + 16566698.

It is an arithmetic number, because the mean of its divisors is an integer number (98206554600).

Almost surely, 2^{1111321210011} is an apocalyptic number.

1111321210011 is a deficient number, since it is larger than the sum of its proper divisors (459983663589).

1111321210011 is a wasteful number, since it uses less digits than its factorization.

1111321210011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33066858.

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 1111321210011 its reverse (1100121231111), we get a palindrome (2211442441122).

The spelling of 1111321210011 in words is "one trillion, one hundred eleven billion, three hundred twenty-one million, two hundred ten thousand, eleven".