202102110122233 has 4 divisors (see below), whose sum is σ = 209071148402340. Its totient is φ = 195133071842128.

The previous prime is 202102110122221. The next prime is 202102110122377. The reversal of 202102110122233 is 332221011201202.

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

It can be written as a sum of positive squares in 2 ways, for example, as 47654556819984 + 154447553302249 = 6903228^2 + 12427693^2 .

It is a cyclic number.

It is not a de Polignac number, because 202102110122233 - 2⁹ = 202102110121721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202102110132233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3484519140010 + ... + 3484519140067.

It is an arithmetic number, because the mean of its divisors is an integer number (52267787100585).

Almost surely, 2^{202102110122233} is an apocalyptic number.

It is an amenable number.

202102110122233 is a deficient number, since it is larger than the sum of its proper divisors (6969038280107).

202102110122233 is an equidigital number, since it uses as much as digits as its factorization.

202102110122233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6969038280106.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 202102110122233 its reverse (332221011201202), we get a palindrome (534323121323435).

The spelling of 202102110122233 in words is "two hundred two trillion, one hundred two billion, one hundred ten million, one hundred twenty-two thousand, two hundred thirty-three".