20031332301 has 6 divisors (see below), whose sum is σ = 28934146670. Its totient is φ = 13354221528.

The previous prime is 20031332281. The next prime is 20031332353. The reversal of 20031332301 is 10323313002.

20031332301 is a `hidden beast` number, since 2 + 0 + 0 + 31 + 332 + 301 = 666.

It can be written as a sum of positive squares in only one way, i.e., 15169617225 + 4861715076 = 123165^2 + 69726^2 .

It is a de Polignac number, because none of the positive numbers 2^k-20031332301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20031330301) 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 5 ways as a sum of consecutive naturals, for example, 1112851786 + ... + 1112851803.

Almost surely, 2^20031332301 is an apocalyptic number.

It is an amenable number.

20031332301 is a deficient number, since it is larger than the sum of its proper divisors (8902814369).

20031332301 is a wasteful number, since it uses less digits than its factorization.

20031332301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2225703595 (or 2225703592 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 20031332301 its reverse (10323313002), we get a palindrome (30354645303).

The spelling of 20031332301 in words is "twenty billion, thirty-one million, three hundred thirty-two thousand, three hundred one".