23132020203 has 16 divisors (see below), whose sum is σ = 34608967200. Its totient is φ = 15268658400.

The previous prime is 23132020199. The next prime is 23132020213. The reversal of 23132020203 is 30202023132.

It is a happy number.

It is not a de Polignac number, because 23132020203 - 2² = 23132020199 is a prime.

It is a super-2 number, since 2×23132020203² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23132020213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4238568 + ... + 4244021.

It is an arithmetic number, because the mean of its divisors is an integer number (2163060450).

Almost surely, 2^23132020203 is an apocalyptic number.

23132020203 is a deficient number, since it is larger than the sum of its proper divisors (11476946997).

23132020203 is a wasteful number, since it uses less digits than its factorization.

23132020203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8482699 (or 8482693 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 23132020203 its reverse (30202023132), we get a palindrome (53334043335).

The spelling of 23132020203 in words is "twenty-three billion, one hundred thirty-two million, twenty thousand, two hundred three".