20034311003 has 8 divisors (see below), whose sum is σ = 23172215808. Its totient is φ = 16965371304.

The previous prime is 20034310993. The next prime is 20034311009. The reversal of 20034311003 is 30011343002.

It is a happy number.

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

It is not a de Polignac number, because 20034311003 - 2¹⁶ = 20034245467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20034311009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17240651 + ... + 17241812.

It is an arithmetic number, because the mean of its divisors is an integer number (2896526976).

Almost surely, 2^20034311003 is an apocalyptic number.

20034311003 is a deficient number, since it is larger than the sum of its proper divisors (3137904805).

20034311003 is an equidigital number, since it uses as much as digits as its factorization.

20034311003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34482553.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 20034311003 its reverse (30011343002), we get a palindrome (50045654005).

The spelling of 20034311003 in words is "twenty billion, thirty-four million, three hundred eleven thousand, three".