202011313323 has 16 divisors (see below), whose sum is σ = 278762422176. Its totient is φ = 130034933760.

The previous prime is 202011313321. The next prime is 202011313381. The reversal of 202011313323 is 323313110202.

It is not a de Polignac number, because 202011313323 - 2¹ = 202011313321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 202011313323.

It is not an unprimeable number, because it can be changed into a prime (202011313321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8453886 + ... + 8477747.

It is an arithmetic number, because the mean of its divisors is an integer number (17422651386).

Almost surely, 2^202011313323 is an apocalyptic number.

202011313323 is a deficient number, since it is larger than the sum of its proper divisors (76751108853).

202011313323 is a wasteful number, since it uses less digits than its factorization.

202011313323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16931774.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 202011313323 its reverse (323313110202), we get a palindrome (525324423525).

The spelling of 202011313323 in words is "two hundred two billion, eleven million, three hundred thirteen thousand, three hundred twenty-three".