1203201210000 has 400 divisors, whose sum is σ = 3961511510528. Its totient is φ = 314496000000.

The previous prime is 1203201209989. The next prime is 1203201210017. The reversal of 1203201210000 is 121023021.

It is a tau number, because it is divible by the number of its divisors (400).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 616709025 + ... + 616710975.

Almost surely, 2^{1203201210000} is an apocalyptic number.

1203201210000 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 1203201210000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1980755755264).

1203201210000 is an abundant number, since it is smaller than the sum of its proper divisors (2758310300528).

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

1203201210000 is a wasteful number, since it uses less digits than its factorization.

1203201210000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2380 (or 2359 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 1203201210000 its reverse (121023021), we get a palindrome (1203322233021).

The spelling of 1203201210000 in words is "one trillion, two hundred three billion, two hundred one million, two hundred ten thousand".