20335311203 has 8 divisors (see below), whose sum is σ = 21408381120. Its totient is φ = 19262520360.

The previous prime is 20335311197. The next prime is 20335311221. The reversal of 20335311203 is 30211353302.

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

It is a cyclic number.

It is not a de Polignac number, because 20335311203 - 2⁴ = 20335311187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20335211203) 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, 89108 + ... + 220478.

It is an arithmetic number, because the mean of its divisors is an integer number (2676047640).

Almost surely, 2^20335311203 is an apocalyptic number.

20335311203 is a deficient number, since it is larger than the sum of its proper divisors (1073069917).

20335311203 is a wasteful number, since it uses less digits than its factorization.

20335311203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139537.

The product of its (nonzero) digits is 1620, while the sum is 23.

Adding to 20335311203 its reverse (30211353302), we get a palindrome (50546664505).

The spelling of 20335311203 in words is "twenty billion, three hundred thirty-five million, three hundred eleven thousand, two hundred three".