1011323100011 has 48 divisors (see below), whose sum is σ = 1202212134720. Its totient is φ = 848088299520.

The previous prime is 1011323099987. The next prime is 1011323100037. The reversal of 1011323100011 is 1100013231101.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-1011323100011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1011323100311) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 373042946 + ... + 373045656.

It is an arithmetic number, because the mean of its divisors is an integer number (25046086140).

Almost surely, 2^{1011323100011} is an apocalyptic number.

1011323100011 is a deficient number, since it is larger than the sum of its proper divisors (190889034709).

1011323100011 is a wasteful number, since it uses less digits than its factorization.

1011323100011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3684 (or 3677 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 1011323100011 its reverse (1100013231101), we get a palindrome (2111336331112).

The spelling of 1011323100011 in words is "one trillion, eleven billion, three hundred twenty-three million, one hundred thousand, eleven".