1200032313000 has 128 divisors (see below), whose sum is σ = 3744507312000. Its totient is φ = 319973875200.

The previous prime is 1200032312993. The next prime is 1200032313019. The reversal of 1200032313000 is 3132300021.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39761916 + ... + 39792084.

It is an arithmetic number, because the mean of its divisors is an integer number (29253963375).

Almost surely, 2^{1200032313000} is an apocalyptic number.

1200032313000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1200032313000 is an abundant number, since it is smaller than the sum of its proper divisors (2544474999000).

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

1200032313000 is a wasteful number, since it uses less digits than its factorization.

1200032313000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43452 (or 43438 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 1200032313000 its reverse (3132300021), we get a palindrome (1203164613021).

The spelling of 1200032313000 in words is "one trillion, two hundred billion, thirty-two million, three hundred thirteen thousand".