2001013233300 has 54 divisors (see below), whose sum is σ = 6272064815198. Its totient is φ = 533603528640.

The previous prime is 2001013233281. The next prime is 2001013233301. The reversal of 2001013233300 is 33323101002.

2001013233300 is a `hidden beast` number, since 2 + 0 + 0 + 10 + 1 + 323 + 330 + 0 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 386781998724 + 1614231234576 = 621918^2 + 1270524^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001013233301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1111673119 + ... + 1111674918.

Almost surely, 2^{2001013233300} is an apocalyptic number.

2001013233300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2001013233300 is an abundant number, since it is smaller than the sum of its proper divisors (4271051581898).

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

2001013233300 is a wasteful number, since it uses less digits than its factorization.

2001013233300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2223348057 (or 2223348047 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 2001013233300 its reverse (33323101002), we get a palindrome (2034336334302).

The spelling of 2001013233300 in words is "two trillion, one billion, thirteen million, two hundred thirty-three thousand, three hundred".