1101232311311 has 32 divisors (see below), whose sum is σ = 1234596902400. Its totient is φ = 973780560000.

The previous prime is 1101232311191. The next prime is 1101232311313. The reversal of 1101232311311 is 1131132321011.

It is a cyclic number.

It is not a de Polignac number, because 1101232311311 - 2¹⁸ = 1101232049167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101232311313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 123162101 + ... + 123171041.

It is an arithmetic number, because the mean of its divisors is an integer number (38581153200).

Almost surely, 2^{1101232311311} is an apocalyptic number.

1101232311311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1101232311311 is a deficient number, since it is larger than the sum of its proper divisors (133364591089).

1101232311311 is a wasteful number, since it uses less digits than its factorization.

1101232311311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10991.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 1101232311311 its reverse (1131132321011), we get a palindrome (2232364632322).

It can be divided in two parts, 11012 and 32311311, that added together give a palindrome (32322323).

The spelling of 1101232311311 in words is "one trillion, one hundred one billion, two hundred thirty-two million, three hundred eleven thousand, three hundred eleven".