20430675303 has 8 divisors (see below), whose sum is σ = 27280787328. Its totient is φ = 13600506744.

The previous prime is 20430675301. The next prime is 20430675311. The reversal of 20430675303 is 30357603402.

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

It is not a de Polignac number, because 20430675303 - 2¹ = 20430675301 is a prime.

It is a super-2 number, since 2×20430675303² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20430675301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4983475 + ... + 4987572.

It is an arithmetic number, because the mean of its divisors is an integer number (3410098416).

Almost surely, 2^20430675303 is an apocalyptic number.

20430675303 is a deficient number, since it is larger than the sum of its proper divisors (6850112025).

20430675303 is an equidigital number, since it uses as much as digits as its factorization.

20430675303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9971733.

The product of its (nonzero) digits is 45360, while the sum is 33.

The spelling of 20430675303 in words is "twenty billion, four hundred thirty million, six hundred seventy-five thousand, three hundred three".