131010333123 has 4 divisors (see below), whose sum is σ = 174680444168. Its totient is φ = 87340222080.

The previous prime is 131010333121. The next prime is 131010333131. The reversal of 131010333123 is 321333010131.

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

It is not a de Polignac number, because 131010333123 - 2¹ = 131010333121 is a prime.

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 131010333123.

It is not an unprimeable number, because it can be changed into a prime (131010333121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21835055518 + ... + 21835055523.

It is an arithmetic number, because the mean of its divisors is an integer number (43670111042).

Almost surely, 2^131010333123 is an apocalyptic number.

131010333123 is a deficient number, since it is larger than the sum of its proper divisors (43670111045).

131010333123 is an equidigital number, since it uses as much as digits as its factorization.

131010333123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43670111044.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 131010333123 its reverse (321333010131), we get a palindrome (452343343254).

The spelling of 131010333123 in words is "one hundred thirty-one billion, ten million, three hundred thirty-three thousand, one hundred twenty-three".