2001330221233 has 16 divisors (see below), whose sum is σ = 2306369228800. Its totient is φ = 1701088070976.

The previous prime is 2001330221207. The next prime is 2001330221237. The reversal of 2001330221233 is 3321220331002.

It is a de Polignac number, because none of the positive numbers 2^k-2001330221233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2001330221237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1276843 + ... + 2373391.

It is an arithmetic number, because the mean of its divisors is an integer number (144148076800).

Almost surely, 2^{2001330221233} is an apocalyptic number.

It is an amenable number.

2001330221233 is a deficient number, since it is larger than the sum of its proper divisors (305039007567).

2001330221233 is a wasteful number, since it uses less digits than its factorization.

2001330221233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1098736.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 2001330221233 its reverse (3321220331002), we get a palindrome (5322550552235).

The spelling of 2001330221233 in words is "two trillion, one billion, three hundred thirty million, two hundred twenty-one thousand, two hundred thirty-three".