1200023003312 has 40 divisors (see below), whose sum is σ = 2657370146592. Its totient is φ = 514261440000.

The previous prime is 1200023003297. The next prime is 1200023003339. The reversal of 1200023003312 is 2133003200021.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1377062 + ... + 2072762.

Almost surely, 2^{1200023003312} is an apocalyptic number.

It is an amenable number.

1200023003312 is an abundant number, since it is smaller than the sum of its proper divisors (1457347143280).

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

1200023003312 is a wasteful number, since it uses less digits than its factorization.

1200023003312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711117 (or 711111 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 1200023003312 its reverse (2133003200021), we get a palindrome (3333026203333).

The spelling of 1200023003312 in words is "one trillion, two hundred billion, twenty-three million, three thousand, three hundred twelve".