20011033230203 has 8 divisors (see below), whose sum is σ = 20185011156480. Its totient is φ = 19837311721920.

The previous prime is 20011033230169. The next prime is 20011033230211. The reversal of 20011033230203 is 30203233011002.

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 20011033230203 - 2¹⁴ = 20011033213819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20011033230803) 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, 63947738 + ... + 64259903.

It is an arithmetic number, because the mean of its divisors is an integer number (2523126394560).

Almost surely, 2^{20011033230203} is an apocalyptic number.

20011033230203 is a deficient number, since it is larger than the sum of its proper divisors (173977926277).

20011033230203 is a wasteful number, since it uses less digits than its factorization.

20011033230203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128208997.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 20011033230203 its reverse (30203233011002), we get a palindrome (50214266241205).

The spelling of 20011033230203 in words is "twenty trillion, eleven billion, thirty-three million, two hundred thirty thousand, two hundred three".