12030032311200 has 108 divisors (see below), whose sum is σ = 42420901462758. Its totient is φ = 3208008614400.

The previous prime is 12030032311159. The next prime is 12030032311229. The reversal of 12030032311200 is 211323003021.

12030032311200 is a `hidden beast` number, since 1 + 2 + 0 + 300 + 32 + 311 + 20 + 0 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 10983576965904 + 1046455345296 = 3314148^2 + 1022964^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 835411711 + ... + 835426110.

Almost surely, 2^{12030032311200} is an apocalyptic number.

12030032311200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12030032311200 is an abundant number, since it is smaller than the sum of its proper divisors (30390869151558).

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

12030032311200 is a wasteful number, since it uses less digits than its factorization.

12030032311200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1670837847 (or 1670837831 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12030032311200 its reverse (211323003021), we get a palindrome (12241355314221).

The spelling of 12030032311200 in words is "twelve trillion, thirty billion, thirty-two million, three hundred eleven thousand, two hundred".