1203387003520 has 512 divisors, whose sum is σ = 3327537024000. Its totient is φ = 412469231616.

The previous prime is 1203387003503. The next prime is 1203387003589. The reversal of 1203387003520 is 253007833021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2160479082 + ... + 2160479638.

It is an arithmetic number, because the mean of its divisors is an integer number (6499095750).

Almost surely, 2^{1203387003520} is an apocalyptic number.

1203387003520 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 1203387003520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1663768512000).

1203387003520 is an abundant number, since it is smaller than the sum of its proper divisors (2124150020480).

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

1203387003520 is a wasteful number, since it uses less digits than its factorization.

1203387003520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860 (or 848 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The spelling of 1203387003520 in words is "one trillion, two hundred three billion, three hundred eighty-seven million, three thousand, five hundred twenty".