223031120203 has 32 divisors (see below), whose sum is σ = 240620212224. Its totient is φ = 205982134272.

The previous prime is 223031120167. The next prime is 223031120243. The reversal of 223031120203 is 302021130322.

It is a cyclic number.

It is not a de Polignac number, because 223031120203 - 2³⁷ = 85592166731 is a prime.

It is a super-2 number, since 2×223031120203² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223031120243) 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, 163153026 + ... + 163154392.

It is an arithmetic number, because the mean of its divisors is an integer number (7519381632).

Almost surely, 2^223031120203 is an apocalyptic number.

223031120203 is a deficient number, since it is larger than the sum of its proper divisors (17589092021).

223031120203 is a wasteful number, since it uses less digits than its factorization.

223031120203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2251.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 223031120203 its reverse (302021130322), we get a palindrome (525052250525).

The spelling of 223031120203 in words is "two hundred twenty-three billion, thirty-one million, one hundred twenty thousand, two hundred three".