23130132202 has 4 divisors (see below), whose sum is σ = 34695198306. Its totient is φ = 11565066100.

The previous prime is 23130132199. The next prime is 23130132203. The reversal of 23130132202 is 20223103132.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 22731291361 + 398840841 = 150769^2 + 19971^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 23130132202.

It is not an unprimeable number, because it can be changed into a prime (23130132203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5782533049 + ... + 5782533052.

Almost surely, 2^23130132202 is an apocalyptic number.

23130132202 is a deficient number, since it is larger than the sum of its proper divisors (11565066104).

23130132202 is a wasteful number, since it uses less digits than its factorization.

23130132202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11565066103.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 23130132202 its reverse (20223103132), we get a palindrome (43353235334).

The spelling of 23130132202 in words is "twenty-three billion, one hundred thirty million, one hundred thirty-two thousand, two hundred two".