20243102302 has 4 divisors (see below), whose sum is σ = 30364653456. Its totient is φ = 10121551150.

The previous prime is 20243102273. The next prime is 20243102333. The reversal of 20243102302 is 20320134202.

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

It is a self number, because there is not a number n which added to its sum of digits gives 20243102302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060775574 + ... + 5060775577.

It is an arithmetic number, because the mean of its divisors is an integer number (7591163364).

Almost surely, 2^20243102302 is an apocalyptic number.

20243102302 is a deficient number, since it is larger than the sum of its proper divisors (10121551154).

20243102302 is a wasteful number, since it uses less digits than its factorization.

20243102302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10121551153.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 20243102302 its reverse (20320134202), we get a palindrome (40563236504).

The spelling of 20243102302 in words is "twenty billion, two hundred forty-three million, one hundred two thousand, three hundred two".