23120340202 has 8 divisors (see below), whose sum is σ = 35334859716. Its totient is φ = 11342053632.

The previous prime is 23120340179. The next prime is 23120340239. The reversal of 23120340202 is 20204302132.

It can be written as a sum of positive squares in 2 ways, for example, as 22927713561 + 192626641 = 151419^2 + 13879^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 23120340202.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109058103 + ... + 109058314.

Almost surely, 2^23120340202 is an apocalyptic number.

23120340202 is a deficient number, since it is larger than the sum of its proper divisors (12214519514).

23120340202 is a wasteful number, since it uses less digits than its factorization.

23120340202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218116472.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 23120340202 its reverse (20204302132), we get a palindrome (43324642334).

The spelling of 23120340202 in words is "twenty-three billion, one hundred twenty million, three hundred forty thousand, two hundred two".