220203123003 has 6 divisors (see below), whose sum is σ = 318071177684. Its totient is φ = 146802081996.

The previous prime is 220203122983. The next prime is 220203123017. The reversal of 220203123003 is 300321302022.

It is a happy number.

It is not a de Polignac number, because 220203123003 - 2¹⁶ = 220203057467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220203123103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12233506825 + ... + 12233506842.

Almost surely, 2^220203123003 is an apocalyptic number.

220203123003 is a deficient number, since it is larger than the sum of its proper divisors (97868054681).

220203123003 is a wasteful number, since it uses less digits than its factorization.

220203123003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24467013673 (or 24467013670 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 220203123003 its reverse (300321302022), we get a palindrome (520524425025).

It can be divided in two parts, 220203 and 123003, that added together give a triangular number (343206 = T₈₂₈).

The spelling of 220203123003 in words is "two hundred twenty billion, two hundred three million, one hundred twenty-three thousand, three".