1002203022223 has 4 divisors (see below), whose sum is σ = 1079295562408. Its totient is φ = 925110482040.

The previous prime is 1002203022217. The next prime is 1002203022241. The reversal of 1002203022223 is 3222203022001.

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 1002203022223 - 2¹³ = 1002203014031 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 1002203022223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002203022203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38546270073 + ... + 38546270098.

It is an arithmetic number, because the mean of its divisors is an integer number (269823890602).

Almost surely, 2^{1002203022223} is an apocalyptic number.

1002203022223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1002203022223 is a deficient number, since it is larger than the sum of its proper divisors (77092540185).

1002203022223 is an equidigital number, since it uses as much as digits as its factorization.

1002203022223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77092540184.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 1002203022223 its reverse (3222203022001), we get a palindrome (4224406044224).

The spelling of 1002203022223 in words is "one trillion, two billion, two hundred three million, twenty-two thousand, two hundred twenty-three".