202243102334323 has 4 divisors (see below), whose sum is σ = 202243233884688. Its totient is φ = 202242970783960.

The previous prime is 202243102334267. The next prime is 202243102334353. The reversal of 202243102334323 is 323433201342202.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202243102334323 is a prime.

It is a super-2 number, since 2×202243102334323² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202243102334353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63441511 + ... + 66553072.

It is an arithmetic number, because the mean of its divisors is an integer number (50560808471172).

Almost surely, 2^{202243102334323} is an apocalyptic number.

202243102334323 is a deficient number, since it is larger than the sum of its proper divisors (131550365).

202243102334323 is a wasteful number, since it uses less digits than its factorization.

202243102334323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131550364.

The product of its (nonzero) digits is 124416, while the sum is 34.

Adding to 202243102334323 its reverse (323433201342202), we get a palindrome (525676303676525).

The spelling of 202243102334323 in words is "two hundred two trillion, two hundred forty-three billion, one hundred two million, three hundred thirty-four thousand, three hundred twenty-three".