110131321123 has 4 divisors (see below), whose sum is σ = 110177772808. Its totient is φ = 110084869440.

The previous prime is 110131321109. The next prime is 110131321147. The reversal of 110131321123 is 321123131011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110131321123 is a prime.

It is a super-2 number, since 2×110131321123² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 110131321123.

It is not an unprimeable number, because it can be changed into a prime (110131321193) 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 3 ways as a sum of consecutive naturals, for example, 23222286 + ... + 23227027.

It is an arithmetic number, because the mean of its divisors is an integer number (27544443202).

Almost surely, 2^110131321123 is an apocalyptic number.

110131321123 is a deficient number, since it is larger than the sum of its proper divisors (46451685).

110131321123 is an equidigital number, since it uses as much as digits as its factorization.

110131321123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46451684.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 110131321123 its reverse (321123131011), we get a palindrome (431254452134).

The spelling of 110131321123 in words is "one hundred ten billion, one hundred thirty-one million, three hundred twenty-one thousand, one hundred twenty-three".