12310201134 has 48 divisors (see below), whose sum is σ = 33253534080. Its totient is φ = 3197454480.

The previous prime is 12310201133. The next prime is 12310201157. The reversal of 12310201134 is 43110201321.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12310201133) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4439524 + ... + 4442295.

It is an arithmetic number, because the mean of its divisors is an integer number (692781960).

Almost surely, 2^12310201134 is an apocalyptic number.

12310201134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12310201134 is an abundant number, since it is smaller than the sum of its proper divisors (20943332946).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12310201134 is a wasteful number, since it uses less digits than its factorization.

12310201134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8881845 (or 8881842 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 12310201134 its reverse (43110201321), we get a palindrome (55420402455).

It can be divided in two parts, 12310 and 201134, that added together give a square (213444 = 462²).

The spelling of 12310201134 in words is "twelve billion, three hundred ten million, two hundred one thousand, one hundred thirty-four".