2001034433253 has 8 divisors (see below), whose sum is σ = 2685952260000. Its totient is φ = 1325069781008.

The previous prime is 2001034433227. The next prime is 2001034433261. The reversal of 2001034433253 is 3523344301002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2001034433253 - 2⁵ = 2001034433221 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2001034433253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001034433653) 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 7 ways as a sum of consecutive naturals, for example, 2238293103 + ... + 2238293996.

It is an arithmetic number, because the mean of its divisors is an integer number (335744032500).

Almost surely, 2^{2001034433253} is an apocalyptic number.

It is an amenable number.

2001034433253 is a deficient number, since it is larger than the sum of its proper divisors (684917826747).

2001034433253 is a wasteful number, since it uses less digits than its factorization.

2001034433253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4476587251.

The product of its (nonzero) digits is 25920, while the sum is 30.

Adding to 2001034433253 its reverse (3523344301002), we get a palindrome (5524378734255).

The spelling of 2001034433253 in words is "two trillion, one billion, thirty-four million, four hundred thirty-three thousand, two hundred fifty-three".