23011020303 has 4 divisors (see below), whose sum is σ = 30681360408. Its totient is φ = 15340680200.

The previous prime is 23011020281. The next prime is 23011020317. The reversal of 23011020303 is 30302011032.

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

It is a cyclic number.

It is not a de Polignac number, because 23011020303 - 2¹⁸ = 23010758159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23011020323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3835170048 + ... + 3835170053.

It is an arithmetic number, because the mean of its divisors is an integer number (7670340102).

Almost surely, 2^23011020303 is an apocalyptic number.

23011020303 is a deficient number, since it is larger than the sum of its proper divisors (7670340105).

23011020303 is an equidigital number, since it uses as much as digits as its factorization.

23011020303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7670340104.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 23011020303 its reverse (30302011032), we get a palindrome (53313031335).

The spelling of 23011020303 in words is "twenty-three billion, eleven million, twenty thousand, three hundred three".