131101112123 has 8 divisors (see below), whose sum is σ = 135642734976. Its totient is φ = 126579024000.

The previous prime is 131101112111. The next prime is 131101112143. The reversal of 131101112123 is 321211101131.

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 131101112123 - 2²⁰ = 131100063547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131101112143) 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, 4870028 + ... + 4896873.

It is an arithmetic number, because the mean of its divisors is an integer number (16955341872).

Almost surely, 2^131101112123 is an apocalyptic number.

131101112123 is a deficient number, since it is larger than the sum of its proper divisors (4541622853).

131101112123 is an equidigital number, since it uses as much as digits as its factorization.

131101112123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9767365.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 131101112123 its reverse (321211101131), we get a palindrome (452312213254).

The spelling of 131101112123 in words is "one hundred thirty-one billion, one hundred one million, one hundred twelve thousand, one hundred twenty-three".