12133343142 has 24 divisors (see below), whose sum is σ = 26358288840. Its totient is φ = 4033774080.

The previous prime is 12133343129. The next prime is 12133343161. The reversal of 12133343142 is 24134333121.

It is a happy number.

12133343142 is a `hidden beast` number, since 1 + 2 + 13 + 334 + 314 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 882459 + ... + 896102.

It is an arithmetic number, because the mean of its divisors is an integer number (1098262035).

Almost surely, 2^12133343142 is an apocalyptic number.

12133343142 is an abundant number, since it is smaller than the sum of its proper divisors (14224945698).

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

12133343142 is a wasteful number, since it uses less digits than its factorization.

12133343142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1778948 (or 1778945 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

Adding to 12133343142 its reverse (24134333121), we get a palindrome (36267676263).

The spelling of 12133343142 in words is "twelve billion, one hundred thirty-three million, three hundred forty-three thousand, one hundred forty-two".