12133210134 has 16 divisors (see below), whose sum is σ = 24598837872. Its totient is φ = 3989000448.

The previous prime is 12133210127. The next prime is 12133210139. The reversal of 12133210134 is 43101233121.

It is a self number, because there is not a number n which added to its sum of digits gives 12133210134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12133210139) 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, 13850259 + ... + 13851134.

It is an arithmetic number, because the mean of its divisors is an integer number (1537427367).

Almost surely, 2^12133210134 is an apocalyptic number.

12133210134 is an abundant number, since it is smaller than the sum of its proper divisors (12465627738).

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

12133210134 is a wasteful number, since it uses less digits than its factorization.

12133210134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27701471.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 12133210134 its reverse (43101233121), we get a palindrome (55234443255).

The spelling of 12133210134 in words is "twelve billion, one hundred thirty-three million, two hundred ten thousand, one hundred thirty-four".