203012110323023 has 4 divisors (see below), whose sum is σ = 203013095026080. Its totient is φ = 203011125619968.

The previous prime is 203012110323013. The next prime is 203012110323031. The reversal of 203012110323023 is 320323011210302.

203012110323023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 203012110323023 - 2³² = 203007815355727 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 203012110323023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203012110323013) 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, 492042215 + ... + 492454632.

It is an arithmetic number, because the mean of its divisors is an integer number (50753273756520).

Almost surely, 2^{203012110323023} is an apocalyptic number.

203012110323023 is a deficient number, since it is larger than the sum of its proper divisors (984703057).

203012110323023 is an equidigital number, since it uses as much as digits as its factorization.

203012110323023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984703056.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 203012110323023 its reverse (320323011210302), we get a palindrome (523335121533325).

The spelling of 203012110323023 in words is "two hundred three trillion, twelve billion, one hundred ten million, three hundred twenty-three thousand, twenty-three".