20133232203 has 8 divisors (see below), whose sum is σ = 30679211008. Its totient is φ = 11504704104.

The previous prime is 20133232177. The next prime is 20133232211. The reversal of 20133232203 is 30223233102.

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

It is not a de Polignac number, because 20133232203 - 2¹² = 20133228107 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 958725343 = 20133232203 / (2 + 0 + 1 + 3 + 3 + 2 + 3 + 2 + 2 + 0 + 3).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20133232203.

It is not an unprimeable number, because it can be changed into a prime (20133232253) 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, 479362651 + ... + 479362692.

It is an arithmetic number, because the mean of its divisors is an integer number (3834901376).

Almost surely, 2^20133232203 is an apocalyptic number.

20133232203 is a deficient number, since it is larger than the sum of its proper divisors (10545978805).

20133232203 is an equidigital number, since it uses as much as digits as its factorization.

20133232203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 958725353.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 20133232203 its reverse (30223233102), we get a palindrome (50356465305).

The spelling of 20133232203 in words is "twenty billion, one hundred thirty-three million, two hundred thirty-two thousand, two hundred three".