23021110202 has 8 divisors (see below), whose sum is σ = 35004702036. Its totient is φ = 11352876192.

The previous prime is 23021110193. The next prime is 23021110309. The reversal of 23021110202 is 20201112032.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 20468738761 + 2552371441 = 143069^2 + 50521^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78839273 + ... + 78839564.

Almost surely, 2^23021110202 is an apocalyptic number.

23021110202 is a deficient number, since it is larger than the sum of its proper divisors (11983591834).

23021110202 is a wasteful number, since it uses less digits than its factorization.

23021110202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157678912.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 23021110202 its reverse (20201112032), we get a palindrome (43222222234).

The spelling of 23021110202 in words is "twenty-three billion, twenty-one million, one hundred ten thousand, two hundred two".