1101323311011 has 144 divisors (see below), whose sum is σ = 2081742114816. Its totient is φ = 554450400000.

The previous prime is 1101323311001. The next prime is 1101323311021. The reversal of 1101323311011 is 1101133231011.

It is an interprime number because it is at equal distance from previous prime (1101323311001) and next prime (1101323311021).

It is not a de Polignac number, because 1101323311011 - 2¹⁰ = 1101323309987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1101323311001) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 30014206 + ... + 30050876.

It is an arithmetic number, because the mean of its divisors is an integer number (14456542464).

Almost surely, 2^{1101323311011} is an apocalyptic number.

1101323311011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1101323311011 is a deficient number, since it is larger than the sum of its proper divisors (980418803805).

1101323311011 is a wasteful number, since it uses less digits than its factorization.

1101323311011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36894 (or 36884 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

Adding to 1101323311011 its reverse (1101133231011), we get a palindrome (2202456542022).

The spelling of 1101323311011 in words is "one trillion, one hundred one billion, three hundred twenty-three million, three hundred eleven thousand, eleven".