223023323131 has 4 divisors (see below), whose sum is σ = 254883797872. Its totient is φ = 191162848392.

The previous prime is 223023323063. The next prime is 223023323143. The reversal of 223023323131 is 131323320322.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 131323320322 = 2 ⋅65661660161.

It is a cyclic number.

It is not a de Polignac number, because 223023323131 - 2¹³ = 223023314939 is a prime.

It is a super-2 number, since 2×223023323131² (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 = 223023323096 and 223023323105.

It is not an unprimeable number, because it can be changed into a prime (223023323531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15930237360 + ... + 15930237373.

It is an arithmetic number, because the mean of its divisors is an integer number (63720949468).

Almost surely, 2^223023323131 is an apocalyptic number.

223023323131 is a deficient number, since it is larger than the sum of its proper divisors (31860474741).

223023323131 is an equidigital number, since it uses as much as digits as its factorization.

223023323131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31860474740.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 223023323131 its reverse (131323320322), we get a palindrome (354346643453).

It can be divided in two parts, 22302 and 3323131, that added together give a palindrome (3345433).

The spelling of 223023323131 in words is "two hundred twenty-three billion, twenty-three million, three hundred twenty-three thousand, one hundred thirty-one".