23020202235503 has 4 divisors (see below), whose sum is σ = 25112947893288. Its totient is φ = 20927456577720.

The previous prime is 23020202235493. The next prime is 23020202235521. The reversal of 23020202235503 is 30553220202032.

It is a happy number.

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

It is not a de Polignac number, because 23020202235503 - 2⁶ = 23020202235439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23020202235703) 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, 1046372828876 + ... + 1046372828897.

It is an arithmetic number, because the mean of its divisors is an integer number (6278236973322).

Almost surely, 2^{23020202235503} is an apocalyptic number.

23020202235503 is a deficient number, since it is larger than the sum of its proper divisors (2092745657785).

23020202235503 is a wasteful number, since it uses less digits than its factorization.

23020202235503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2092745657784.

The product of its (nonzero) digits is 21600, while the sum is 29.

Adding to 23020202235503 its reverse (30553220202032), we get a palindrome (53573422437535).

The spelling of 23020202235503 in words is "twenty-three trillion, twenty billion, two hundred two million, two hundred thirty-five thousand, five hundred three".