2001202323 has 8 divisors (see below), whose sum is σ = 2669930448. Its totient is φ = 1333304544.

The previous prime is 2001202319. The next prime is 2001202337. The reversal of 2001202323 is 3232021002.

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

It is not a de Polignac number, because 2001202323 - 2² = 2001202319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2001202823) 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 7 ways as a sum of consecutive naturals, for example, 201940 + ... + 211617.

It is an arithmetic number, because the mean of its divisors is an integer number (333741306).

Almost surely, 2^2001202323 is an apocalyptic number.

2001202323 is a deficient number, since it is larger than the sum of its proper divisors (668728125).

2001202323 is a wasteful number, since it uses less digits than its factorization.

2001202323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415173.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 2001202323 is about 44734.7999101371. The cubic root of 2001202323 is about 1260.1734713290.

Adding to 2001202323 its reverse (3232021002), we get a palindrome (5233223325).

The spelling of 2001202323 in words is "two billion, one million, two hundred two thousand, three hundred twenty-three".