203423822319 has 32 divisors (see below), whose sum is σ = 276474390784. Its totient is φ = 133017189120.

The previous prime is 203423822309. The next prime is 203423822323. The reversal of 203423822319 is 913228324302.

It is not a de Polignac number, because 203423822319 - 2⁷ = 203423822191 is a prime.

It is a super-2 number, since 2×203423822319² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203423822309) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33526524 + ... + 33532590.

It is an arithmetic number, because the mean of its divisors is an integer number (8639824712).

Almost surely, 2^203423822319 is an apocalyptic number.

203423822319 is a deficient number, since it is larger than the sum of its proper divisors (73050568465).

203423822319 is a wasteful number, since it uses less digits than its factorization.

203423822319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6967.

The product of its (nonzero) digits is 124416, while the sum is 39.

The spelling of 203423822319 in words is "two hundred three billion, four hundred twenty-three million, eight hundred twenty-two thousand, three hundred nineteen".