223102230231 has 4 divisors (see below), whose sum is σ = 297469640312. Its totient is φ = 148734820152.

The previous prime is 223102230227. The next prime is 223102230233. The reversal of 223102230231 is 132032201322.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 223102230231 - 2² = 223102230227 is a prime.

It is a super-3 number, since 3×223102230231³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223102230198 and 223102230207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223102230233) 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, 37183705036 + ... + 37183705041.

It is an arithmetic number, because the mean of its divisors is an integer number (74367410078).

Almost surely, 2^223102230231 is an apocalyptic number.

223102230231 is a deficient number, since it is larger than the sum of its proper divisors (74367410081).

223102230231 is an equidigital number, since it uses as much as digits as its factorization.

223102230231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74367410080.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 223102230231 its reverse (132032201322), we get a palindrome (355134431553).

The spelling of 223102230231 in words is "two hundred twenty-three billion, one hundred two million, two hundred thirty thousand, two hundred thirty-one".