123100101311 has 8 divisors (see below), whose sum is σ = 134347401984. Its totient is φ = 111862197720.

The previous prime is 123100101307. The next prime is 123100101323. The reversal of 123100101311 is 113101001321.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 123100101311 - 2² = 123100101307 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 (123100101331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2321861 + ... + 2374286.

It is an arithmetic number, because the mean of its divisors is an integer number (16793425248).

Almost surely, 2^123100101311 is an apocalyptic number.

123100101311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

123100101311 is a deficient number, since it is larger than the sum of its proper divisors (11247300673).

123100101311 is a wasteful number, since it uses less digits than its factorization.

123100101311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4698541.

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

Adding to 123100101311 its reverse (113101001321), we get a palindrome (236201102632).

It can be divided in two parts, 12310010 and 1311, that added together give a palindrome (12311321).

The spelling of 123100101311 in words is "one hundred twenty-three billion, one hundred million, one hundred one thousand, three hundred eleven".