12112131141 has 12 divisors (see below), whose sum is σ = 19085782560. Its totient is φ = 7340685480.

The previous prime is 12112131133. The next prime is 12112131149. The reversal of 12112131141 is 14113121121.

It is an interprime number because it is at equal distance from previous prime (12112131133) and next prime (12112131149).

It is not a de Polignac number, because 12112131141 - 2³ = 12112131133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12112131149) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61172281 + ... + 61172478.

It is an arithmetic number, because the mean of its divisors is an integer number (1590481880).

Almost surely, 2^12112131141 is an apocalyptic number.

12112131141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12112131141 is a deficient number, since it is larger than the sum of its proper divisors (6973651419).

12112131141 is a wasteful number, since it uses less digits than its factorization.

12112131141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122344776 (or 122344773 counting only the distinct ones).

The product of its digits is 48, while the sum is 18.

Adding to 12112131141 its reverse (14113121121), we get a palindrome (26225252262).

The spelling of 12112131141 in words is "twelve billion, one hundred twelve million, one hundred thirty-one thousand, one hundred forty-one".