1203135320000 has 140 divisors (see below), whose sum is σ = 2988059952240. Its totient is φ = 480499968000.

The previous prime is 1203135319987. The next prime is 1203135320021. The reversal of 1203135320000 is 235313021.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 25856756 + ... + 25903244.

Almost surely, 2^{1203135320000} is an apocalyptic number.

1203135320000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1203135320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1494029976120).

1203135320000 is an abundant number, since it is smaller than the sum of its proper divisors (1784924632240).

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

1203135320000 is an frugal number, since it uses more digits than its factorization.

1203135320000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47168 (or 47143 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 20.

The spelling of 1203135320000 in words is "one trillion, two hundred three billion, one hundred thirty-five million, three hundred twenty thousand".