12011210130132 has 18 divisors (see below), whose sum is σ = 30361670051258. Its totient is φ = 4003736710032.

The previous prime is 12011210130113. The next prime is 12011210130133. The reversal of 12011210130132 is 23103101211021.

12011210130132 is a `hidden beast` number, since 120 + 1 + 1 + 210 + 1 + 301 + 32 = 666.

It can be written as a sum of positive squares in only one way, i.e., 10171481404176 + 1839728725956 = 3189276^2 + 1356366^2 .

It is a tau number, because it is divible by the number of its divisors (18).

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 (12011210130133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 166822362883 + ... + 166822362954.

Almost surely, 2^{12011210130132} is an apocalyptic number.

12011210130132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12011210130132 is an abundant number, since it is smaller than the sum of its proper divisors (18350459921126).

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

12011210130132 is a wasteful number, since it uses less digits than its factorization.

12011210130132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333644725847 (or 333644725842 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 12011210130132 its reverse (23103101211021), we get a palindrome (35114311341153).

The spelling of 12011210130132 in words is "twelve trillion, eleven billion, two hundred ten million, one hundred thirty thousand, one hundred thirty-two".