1203033201320 has 16 divisors (see below), whose sum is σ = 2706824703060. Its totient is φ = 481213280512.

The previous prime is 1203033201269. The next prime is 1203033201343. The reversal of 1203033201320 is 231023303021.

It can be written as a sum of positive squares in 2 ways, for example, as 1153445928196 + 49587273124 = 1073986^2 + 222682^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1203033201292 and 1203033201301.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15037914977 + ... + 15037915056.

Almost surely, 2^{1203033201320} is an apocalyptic number.

1203033201320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1203033201320 is an abundant number, since it is smaller than the sum of its proper divisors (1503791501740).

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

1203033201320 is a wasteful number, since it uses less digits than its factorization.

1203033201320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30075830044 (or 30075830040 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 1203033201320 its reverse (231023303021), we get a palindrome (1434056504341).

The spelling of 1203033201320 in words is "one trillion, two hundred three billion, thirty-three million, two hundred one thousand, three hundred twenty".