2001132031233 has 16 divisors (see below), whose sum is σ = 2686178793600. Its totient is φ = 1325087282304.

The previous prime is 2001132031231. The next prime is 2001132031303. The reversal of 2001132031233 is 3321302311002.

It is not a de Polignac number, because 2001132031233 - 2¹ = 2001132031231 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2001132031231) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 16242060 + ... + 16364802.

It is an arithmetic number, because the mean of its divisors is an integer number (167886174600).

Almost surely, 2^{2001132031233} is an apocalyptic number.

It is an amenable number.

2001132031233 is a deficient number, since it is larger than the sum of its proper divisors (685046762367).

2001132031233 is a wasteful number, since it uses less digits than its factorization.

2001132031233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159368.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 2001132031233 its reverse (3321302311002), we get a palindrome (5322434342235).

The spelling of 2001132031233 in words is "two trillion, one billion, one hundred thirty-two million, thirty-one thousand, two hundred thirty-three".