203222420423 has 8 divisors (see below), whose sum is σ = 225880152336. Its totient is φ = 181261849600.

The previous prime is 203222420417. The next prime is 203222420431. The reversal of 203222420423 is 324024222302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 203222420423 - 2³⁴ = 186042551239 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 203222420392 and 203222420401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203222422423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174289658 + ... + 174290823.

It is an arithmetic number, because the mean of its divisors is an integer number (28235019042).

Almost surely, 2^203222420423 is an apocalyptic number.

203222420423 is a deficient number, since it is larger than the sum of its proper divisors (22657731913).

203222420423 is a wasteful number, since it uses less digits than its factorization.

203222420423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348580545.

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 203222420423 its reverse (324024222302), we get a palindrome (527246642725).

The spelling of 203222420423 in words is "two hundred three billion, two hundred twenty-two million, four hundred twenty thousand, four hundred twenty-three".