223311322031 has 10 divisors (see below), whose sum is σ = 260514377232. Its totient is φ = 191409702540.

The previous prime is 223311322021. The next prime is 223311322033. The reversal of 223311322031 is 130223113322.

It is not a de Polignac number, because 223311322031 - 2⁶ = 223311321967 is a prime.

It is a super-2 number, since 2×223311322031² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223311321988 and 223311322006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223311322033) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 46501415 + ... + 46506216.

Almost surely, 2^223311322031 is an apocalyptic number.

223311322031 is a deficient number, since it is larger than the sum of its proper divisors (37203055201).

223311322031 is an frugal number, since it uses more digits than its factorization.

223311322031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93007659 (or 93007638 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 223311322031 its reverse (130223113322), we get a palindrome (353534435353).

The spelling of 223311322031 in words is "two hundred twenty-three billion, three hundred eleven million, three hundred twenty-two thousand, thirty-one".