103203021223 has 4 divisors (see below), whose sum is σ = 105603091528. Its totient is φ = 100802950920.

The previous prime is 103203021199. The next prime is 103203021247. The reversal of 103203021223 is 322120302301.

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

It is an interprime number because it is at equal distance from previous prime (103203021199) and next prime (103203021247).

It is a cyclic number.

It is not a de Polignac number, because 103203021223 - 2¹³ = 103203013031 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 103203021223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103203021293) 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, 1200035088 + ... + 1200035173.

It is an arithmetic number, because the mean of its divisors is an integer number (26400772882).

Almost surely, 2^103203021223 is an apocalyptic number.

103203021223 is a deficient number, since it is larger than the sum of its proper divisors (2400070305).

103203021223 is an equidigital number, since it uses as much as digits as its factorization.

103203021223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2400070304.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 103203021223 its reverse (322120302301), we get a palindrome (425323323524).

The spelling of 103203021223 in words is "one hundred three billion, two hundred three million, twenty-one thousand, two hundred twenty-three".