23521054203 has 6 divisors (see below), whose sum is σ = 33974856084. Its totient is φ = 15680702796.

The previous prime is 23521054189. The next prime is 23521054211. The reversal of 23521054203 is 30245012532.

It is a happy number.

23521054203 is a `hidden beast` number, since 2 + 352 + 105 + 4 + 203 = 666.

It is not a de Polignac number, because 23521054203 - 2⁴ = 23521054187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23521054003) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1306725225 + ... + 1306725242.

It is an arithmetic number, because the mean of its divisors is an integer number (5662476014).

Almost surely, 2^23521054203 is an apocalyptic number.

23521054203 is a deficient number, since it is larger than the sum of its proper divisors (10453801881).

23521054203 is a wasteful number, since it uses less digits than its factorization.

23521054203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2613450473 (or 2613450470 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 23521054203 its reverse (30245012532), we get a palindrome (53766066735).

The spelling of 23521054203 in words is "twenty-three billion, five hundred twenty-one million, fifty-four thousand, two hundred three".