23213340202 has 24 divisors (see below), whose sum is σ = 37624986756. Its totient is φ = 10677823488.

The previous prime is 23213340191. The next prime is 23213340211. The reversal of 23213340202 is 20204331232.

It can be written as a sum of positive squares in 2 ways, for example, as 22907125201 + 306215001 = 151351^2 + 17499^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2445738 + ... + 2455210.

Almost surely, 2^23213340202 is an apocalyptic number.

23213340202 is a deficient number, since it is larger than the sum of its proper divisors (14411646554).

23213340202 is an equidigital number, since it uses as much as digits as its factorization.

23213340202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10102 (or 9795 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 23213340202 its reverse (20204331232), we get a palindrome (43417671434).

The spelling of 23213340202 in words is "twenty-three billion, two hundred thirteen million, three hundred forty thousand, two hundred two".