203113233321 has 8 divisors (see below), whose sum is σ = 275927411520. Its totient is φ = 132853938672.

The previous prime is 203113233311. The next prime is 203113233353. The reversal of 203113233321 is 123332311302.

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

It is not a de Polignac number, because 203113233321 - 2¹⁰ = 203113232297 is a prime.

It is a super-2 number, since 2×203113233321² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 203113233291 and 203113233300.

It is not an unprimeable number, because it can be changed into a prime (203113233311) 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, 638720701 + ... + 638721018.

It is an arithmetic number, because the mean of its divisors is an integer number (34490926440).

Almost surely, 2^203113233321 is an apocalyptic number.

It is an amenable number.

203113233321 is a deficient number, since it is larger than the sum of its proper divisors (72814178199).

203113233321 is a wasteful number, since it uses less digits than its factorization.

203113233321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1277441775.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 203113233321 its reverse (123332311302), we get a palindrome (326445544623).

The spelling of 203113233321 in words is "two hundred three billion, one hundred thirteen million, two hundred thirty-three thousand, three hundred twenty-one".