12130435187320 has 32 divisors (see below), whose sum is σ = 27333440403120. Its totient is φ = 4845069856000.

The previous prime is 12130435187293. The next prime is 12130435187393. The reversal of 12130435187320 is 2378153403121.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221979181 + ... + 222033820.

Almost surely, 2^{12130435187320} is an apocalyptic number.

12130435187320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12130435187320 is an abundant number, since it is smaller than the sum of its proper divisors (15203005215800).

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

12130435187320 is a wasteful number, since it uses less digits than its factorization.

12130435187320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444013695 (or 444013691 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 12130435187320 in words is "twelve trillion, one hundred thirty billion, four hundred thirty-five million, one hundred eighty-seven thousand, three hundred twenty".