23202128203 has 2 divisors, whose sum is σ = 23202128204. Its totient is φ = 23202128202.

The previous prime is 23202128189. The next prime is 23202128227. The reversal of 23202128203 is 30282120232.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23202128203 - 2⁵ = 23202128171 is a prime.

It is not a weakly prime, because it can be changed into another prime (23202128263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11601064101 + 11601064102.

It is an arithmetic number, because the mean of its divisors is an integer number (11601064102).

Almost surely, 2^23202128203 is an apocalyptic number.

23202128203 is a deficient number, since it is larger than the sum of its proper divisors (1).

23202128203 is an equidigital number, since it uses as much as digits as its factorization.

23202128203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 23202128203 its reverse (30282120232), we get a palindrome (53484248435).

The spelling of 23202128203 in words is "twenty-three billion, two hundred two million, one hundred twenty-eight thousand, two hundred three".