2001302403530 has 16 divisors (see below), whose sum is σ = 3606188894280. Its totient is φ = 799666612992.

The previous prime is 2001302403511. The next prime is 2001302403553. The reversal of 2001302403530 is 353042031002.

It can be written as a sum of positive squares in 4 ways, for example, as 1744029260689 + 257273142841 = 1320617^2 + 507221^2 .

It is a super-2 number, since 2×2001302403530² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2001302403496 and 2001302403505.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106783715 + ... + 106802454.

Almost surely, 2^{2001302403530} is an apocalyptic number.

2001302403530 is a deficient number, since it is larger than the sum of its proper divisors (1604886490750).

2001302403530 is a wasteful number, since it uses less digits than its factorization.

2001302403530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213587113.

The product of its (nonzero) digits is 2160, while the sum is 23.

Adding to 2001302403530 its reverse (353042031002), we get a palindrome (2354344434532).

The spelling of 2001302403530 in words is "two trillion, one billion, three hundred two million, four hundred three thousand, five hundred thirty".