1200331413312 has 56 divisors (see below), whose sum is σ = 3175971194400. Its totient is φ = 400098587136.

The previous prime is 1200331413269. The next prime is 1200331413319. The reversal of 1200331413312 is 2133141330021.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200331413319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8411614 + ... + 8553122.

Almost surely, 2^{1200331413312} is an apocalyptic number.

1200331413312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1200331413312 is an abundant number, since it is smaller than the sum of its proper divisors (1975639781088).

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

1200331413312 is a wasteful number, since it uses less digits than its factorization.

1200331413312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185703 (or 185693 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1200331413312 its reverse (2133141330021), we get a palindrome (3333472743333).

The spelling of 1200331413312 in words is "one trillion, two hundred billion, three hundred thirty-one million, four hundred thirteen thousand, three hundred twelve".