123011110321 has 8 divisors (see below), whose sum is σ = 134205590304. Its totient is φ = 111818572320.

The previous prime is 123011110283. The next prime is 123011110333.

It is a happy number.

123011110321 is nontrivially palindromic in base 10.

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 123011110321 - 2²⁹ = 122474239409 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123011110295 and 123011110304.

It is not an unprimeable number, because it can be changed into a prime (123011110021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 351435 + ... + 607888.

It is an arithmetic number, because the mean of its divisors is an integer number (16775698788).

Almost surely, 2^123011110321 is an apocalyptic number.

123011110321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

123011110321 is a deficient number, since it is larger than the sum of its proper divisors (11194479983).

123011110321 is a wasteful number, since it uses less digits than its factorization.

123011110321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970991.

The product of its (nonzero) digits is 36, while the sum is 16.

It can be divided in two parts, 123011 and 110321, that added together give a palindrome (233332).

The spelling of 123011110321 in words is "one hundred twenty-three billion, eleven million, one hundred ten thousand, three hundred twenty-one".