1201320333312 has 104 divisors (see below), whose sum is σ = 3494323848480. Its totient is φ = 364036423680.

The previous prime is 1201320333293. The next prime is 1201320333313. The reversal of 1201320333312 is 2133330231021.

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

It is not an unprimeable number, because it can be changed into a prime (1201320333313) 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, 4308637 + ... + 4578972.

Almost surely, 2^{1201320333312} is an apocalyptic number.

1201320333312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1201320333312 is an abundant number, since it is smaller than the sum of its proper divisors (2293003515168).

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

1201320333312 is an equidigital number, since it uses as much as digits as its factorization.

1201320333312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8887647 (or 8887625 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 1201320333312 its reverse (2133330231021), we get a palindrome (3334650564333).

The spelling of 1201320333312 in words is "one trillion, two hundred one billion, three hundred twenty million, three hundred thirty-three thousand, three hundred twelve".