1200303311012 has 48 divisors (see below), whose sum is σ = 2288968036992. Its totient is φ = 547431747840.

The previous prime is 1200303311003. The next prime is 1200303311059. The reversal of 1200303311012 is 2101133030021.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2261312 + ... + 2741192.

It is an arithmetic number, because the mean of its divisors is an integer number (47686834104).

Almost surely, 2^{1200303311012} is an apocalyptic number.

It is an amenable number.

1200303311012 is a deficient number, since it is larger than the sum of its proper divisors (1088664725980).

1200303311012 is a wasteful number, since it uses less digits than its factorization.

1200303311012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480468 (or 480466 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1200303311012 its reverse (2101133030021), we get a palindrome (3301436341033).

The spelling of 1200303311012 in words is "one trillion, two hundred billion, three hundred three million, three hundred eleven thousand, twelve".