20131332001 has 8 divisors (see below), whose sum is σ = 21975087744. Its totient is φ = 18289848720.

The previous prime is 20131331993. The next prime is 20131332041. The reversal of 20131332001 is 10023313102.

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

It is not a de Polignac number, because 20131332001 - 2³ = 20131331993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20131332041) 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, 549561 + ... + 585046.

It is an arithmetic number, because the mean of its divisors is an integer number (2746885968).

Almost surely, 2^20131332001 is an apocalyptic number.

It is an amenable number.

20131332001 is a deficient number, since it is larger than the sum of its proper divisors (1843755743).

20131332001 is a wasteful number, since it uses less digits than its factorization.

20131332001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1136231.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 20131332001 its reverse (10023313102), we get a palindrome (30154645103).

The spelling of 20131332001 in words is "twenty billion, one hundred thirty-one million, three hundred thirty-two thousand, one".