231134204112132 has 12 divisors (see below), whose sum is σ = 539313142928336. Its totient is φ = 77044734704040.

The previous prime is 231134204112113. The next prime is 231134204112151. The reversal of 231134204112132 is 231211402431132.

It is an interprime number because it is at equal distance from previous prime (231134204112113) and next prime (231134204112151).

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 231134204112132.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9630591837994 + ... + 9630591838017.

Almost surely, 2^{231134204112132} is an apocalyptic number.

It is an amenable number.

231134204112132 is an abundant number, since it is smaller than the sum of its proper divisors (308178938816204).

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

231134204112132 is a wasteful number, since it uses less digits than its factorization.

231134204112132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19261183676018 (or 19261183676016 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

Adding to 231134204112132 its reverse (231211402431132), we get a palindrome (462345606543264).

The spelling of 231134204112132 in words is "two hundred thirty-one trillion, one hundred thirty-four billion, two hundred four million, one hundred twelve thousand, one hundred thirty-two".