12051200053512 has 48 divisors (see below), whose sum is σ = 32681109961500. Its totient is φ = 4011842912256.

The previous prime is 12051200053507. The next prime is 12051200053517. The reversal of 12051200053512 is 21535000215021.

12051200053512 is a `hidden beast` number, since 1 + 2 + 0 + 5 + 120 + 0 + 0 + 535 + 1 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (12051200053507) and next prime (12051200053517).

It can be written as a sum of positive squares in 2 ways, for example, as 11826074476836 + 225125576676 = 3438906^2 + 474474^2 .

It is not an unprimeable number, because it can be changed into a prime (12051200053517) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 108772837 + ... + 108883572.

Almost surely, 2^{12051200053512} is an apocalyptic number.

12051200053512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12051200053512 is an abundant number, since it is smaller than the sum of its proper divisors (20629909907988).

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

12051200053512 is a wasteful number, since it uses less digits than its factorization.

12051200053512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217657190 (or 217657183 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

Adding to 12051200053512 its reverse (21535000215021), we get a palindrome (33586200268533).

The spelling of 12051200053512 in words is "twelve trillion, fifty-one billion, two hundred million, fifty-three thousand, five hundred twelve".